KR101147920B1 - 실리콘 산화막의 성막 방법, 실리콘 산화막, 반도체 장치, 반도체 장치의 제조 방법 및 라이너 막의 성막 방법 - Google Patents
실리콘 산화막의 성막 방법, 실리콘 산화막, 반도체 장치, 반도체 장치의 제조 방법 및 라이너 막의 성막 방법 Download PDFInfo
- Publication number
- KR101147920B1 KR101147920B1 KR1020107023086A KR20107023086A KR101147920B1 KR 101147920 B1 KR101147920 B1 KR 101147920B1 KR 1020107023086 A KR1020107023086 A KR 1020107023086A KR 20107023086 A KR20107023086 A KR 20107023086A KR 101147920 B1 KR101147920 B1 KR 101147920B1
- Authority
- KR
- South Korea
- Prior art keywords
- gas
- film
- oxide film
- plasma
- silicon oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052814 silicon oxide Inorganic materials 0.000 title claims abstract description 107
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 105
- 238000000034 method Methods 0.000 title claims description 95
- 239000004065 semiconductor Substances 0.000 title claims description 47
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 239000000758 substrate Substances 0.000 claims abstract description 105
- 150000003377 silicon compounds Chemical class 0.000 claims abstract description 83
- 238000012545 processing Methods 0.000 claims abstract description 73
- 230000001590 oxidative effect Effects 0.000 claims abstract description 66
- 239000007789 gas Substances 0.000 claims description 316
- 238000002955 isolation Methods 0.000 claims description 37
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 35
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 35
- 229910001882 dioxygen Inorganic materials 0.000 claims description 35
- 229910052751 metal Inorganic materials 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 31
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 29
- 229910052710 silicon Inorganic materials 0.000 claims description 29
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 26
- 239000012535 impurity Substances 0.000 claims description 20
- 238000009832 plasma treatment Methods 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 18
- 229910052786 argon Inorganic materials 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000151 deposition Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 230000005684 electric field Effects 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 6
- 229910008051 Si-OH Inorganic materials 0.000 claims description 5
- 229910006358 Si—OH Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910000077 silane Inorganic materials 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 150000004703 alkoxides Chemical group 0.000 claims description 2
- -1 silane compound Chemical class 0.000 claims description 2
- 229910052990 silicon hydride Inorganic materials 0.000 claims description 2
- 239000010408 film Substances 0.000 description 330
- 239000010410 layer Substances 0.000 description 36
- 239000010703 silicon Substances 0.000 description 26
- 238000005229 chemical vapour deposition Methods 0.000 description 25
- 238000009792 diffusion process Methods 0.000 description 15
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 7
- 238000005530 etching Methods 0.000 description 7
- 238000011049 filling Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 238000002230 thermal chemical vapour deposition Methods 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 229910020175 SiOH Inorganic materials 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 125000004430 oxygen atom Chemical group O* 0.000 description 4
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 229910020781 SixOy Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000635 electron micrograph Methods 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 150000002500 ions Chemical group 0.000 description 2
- 229910052743 krypton Inorganic materials 0.000 description 2
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/02274—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
- C23C16/401—Oxides containing silicon
- C23C16/402—Silicon dioxide
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
- C23C16/511—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges using microwave discharges
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
- H01L21/02164—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material being a silicon oxide, e.g. SiO2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/314—Inorganic layers
- H01L21/316—Inorganic layers composed of oxides or glassy oxides or oxide based glass
- H01L21/31604—Deposition from a gas or vapour
- H01L21/31608—Deposition of SiO2
- H01L21/31612—Deposition of SiO2 on a silicon body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02205—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition
- H01L21/02208—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si
- H01L21/02214—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen
- H01L21/02216—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen the compound being a molecule comprising at least one silicon-oxygen bond and the compound having hydrogen or an organic group attached to the silicon or oxygen, e.g. a siloxane
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/031—Manufacture or treatment of data-storage electrodes
- H10D64/035—Manufacture or treatment of data-storage electrodes comprising conductor-insulator-conductor-insulator-semiconductor structures
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Inorganic Chemistry (AREA)
- Formation Of Insulating Films (AREA)
- Chemical Vapour Deposition (AREA)
- Element Separation (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
도 2는 슬롯판의 일실시예를 나타내는 평면도이다.
도 3은 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 희가스의 분압(partial pressure)이 변화될 때의 TDS의 결과를 나타내는 도이다.
도 4는 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 산화 가스 및 실리콘 화합물 가스의 흐름 속도(flow rate)이 변화할 때의 TDS의 결과를 나타내는 도이다.
도 5는 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 에칭 속도에 의해 정규화(normalize)된 결과를 나타낸다.
도 6은 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 처리 압력이 변화될 때의 TDS의 결과를 나타낸다.
도 7은 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 피처리체 기판의 온도가 변화할 때의 TDS의 결과를 나타낸다.
도 8은 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 리크 및 내전압 특성을 나타낸다.
도 9는 MOSCAP 소자의 일실시예를 나타내는 단면도이다.
도 10은 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, Qbd가 와이블(Weibull) 플롯되어 있다.
도 11a는 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 막질의 구성비를 나타낸다.
도 11b는 비교 대상으로서 열적 CVD 방법에 의해 형성된 열적 산화막의 특성을 나타내며 막질의 구성비를 나타낸다.
도 12는 본 발명의 제1 실시형태에 따른 실리콘 산화막의 특성을 나타내며, 막질의 구성을 나타낸다.
도 13은 본 발명의 제2 실시형태에 따른 반도체 장치를 나타내며, 도 13(a) 내지 13(d)는 생산 단계를 나타낸다.
도 14는 MOS 타입 반도체 장치의 일부를 나타내는 단면도이다.
도 15는 소자 분리 영역 부근을 나타내는 확대 단면도이다.
도 16은 트렌치가 형성되어 있는 EEPROM에서 소자 분리 영역 부근을 나타내는 확대 단면도이다.
도 17은 라이너 막(liner film)이 형성된 EEPROM에서 소자 분리 영역 부근을 나타내는 확대 단면도이다.
도 18은 도 15에서 XVIII에 의해 도시된 트렌치의 코너 부분을 나타내는 전자 현미경 사진이다.
도 19는 플래시 메모리의 일부를 개략적으로 나타내는 단면도이다.
도 20은 소자 분리 영역의 부근을 나타내는 확대 단면도이다.
[부호의 설명]
1: 플라즈마 처리 장치
2: 챔버
3: 천판(top plate; 유전체 창)
4: 안테나
5: 도파관
7: 냉각 재킷
30: MOSCAP 소자
50: 실리콘 기판
53: 게이트 절연막
W: 피처리체 기판
Claims (36)
- 실리콘 화합물 가스, 산화 가스, 및 희가스를 함유하는 처리 가스를 플라즈마 처리 챔버에 공급하는 단계로서, 상기 희가스의 분압비(partial pressure ratio)는 상기 실리콘 화합물 가스, 상기 산화가스, 및 상기 희가스의 전체 가스압의 40% 이상 75% 이하이며, 상기 실리콘 화합물 가스와 상기 산화가스의 유효 흐름비(산화 가스/실리콘 화합물 가스)는 3 이상 11 이하인, 단계; 및
상기 플라즈마 처리 챔버에서, 플라즈마를 이용하여 피처리체 기판 상에 실리콘 산화막을 형성하는 단계
를 포함하는 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 실리콘 화합물 가스는 Si-O-R(알콕사이드 기)을 함유하는 실리콘 화합물 가스인 실리콘 산화막의 성막 방법. - 제2항에 있어서,
상기 실리콘 화합물 가스는 TEOS(테트라에톡시실란) 가스인 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 실리콘 화합물 가스는 실리콘 원자를 갖는 실란(실리콘 수소화물) 가스와 실란 화합물의 어느 한쪽, 또는 양쪽 모두를 함유하는 실리콘 화합물 가스인 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 산화 가스는 산소 가스를 함유하는 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 산화 가스는 오존 가스를 함유하는 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 플라즈마는 슬롯 안테나로부터 방출되는 마이크로파에 의해 발생되는 실리콘 산화막의 성막 방법. - 삭제
- 삭제
- 제1항에 있어서,
상기 유효 흐름비(산화 가스/실리콘 화합물 가스)는 4.0 이상 6.0 이하인 실리콘 산화막의 성막 방법. - TEOS(테트라에톡시실란) 가스, 산소 가스, 및 Ar(아르곤) 가스를 함유하는 처리 가스를 플라즈마 처리 챔버에 공급하는 단계로서, 상기 Ar 가스의 분압비는 상기 TEOS 가스, 상기 산소 가스, 및 상기 Ar 가스의 전체 가스압의 40% 이상 75% 이하이며 상기 TEOS 가스와 상기 산소 가스의 유효 흐름비(산소 가스/TEOS 가스)는 3 이상 11 이하인, 단계; 및
상기 플라즈마 처리 챔버에서, 플라즈마를 이용하여 피처리체 기판 상에 실리콘 산화막을 형성하는 단계
를 포함하는 실리콘 산화막의 성막 방법. - 삭제
- 제11항에 있어서,
상기 유효 흐름비(산소 가스/TEOS 가스)는 4.0 이상 6.0 이하인 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 피처리체 기판의 온도는 450℃ 이하로 설정되는 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 피처리체 기판의 온도는 360℃ 이상 390℃ 이하로 설정되는 실리콘 산화막의 성막 방법. - 제1항에 있어서,
상기 플라즈마 처리 챔버 내의 압력은 6.67Pa 이상 133.32Pa 이하로 설정되는 실리콘 산화막의 성막 방법. - 제1항에 따른 성막 방법에 의해 형성된 실리콘 산화막.
- 플라즈마를 이용하여, 금속 배선을 포함하는 피처리체 기판 상에 형성된 실리콘 산화막으로서,
상기 실리콘 산화막에는 불순물 구성요소(Si-OH, Si-H 및 SiO-CH3)가 실질적으로 함유되어 있지 않은 실리콘 산화막. - 플라즈마를 이용하여 형성된 실리콘 산화막으로서,
P 타입 기판 상에 형성되고 7nm±1nm의 EOT(equivalent oxide film thickness; 등가 산화막 두께)를 갖는 실리콘 산화막에 음의 포텐셜이 인가될 때 리크 전류 밀도가 1.0×10-7A/cm2 이하이며, 그에 7MV/cm의 전기장이 인가되는 실리콘 산화막. - 제19항에 있어서,
상기 실리콘 산화막에는 불순물 구성요소(Si-OH, Si-H 및 SiO-CH3)가 실질적으로 함유되어 있지 않은 실리콘 산화막. - 제17항에 따른 실리콘 산화막을 포함하는 반도체 장치.
- 피처리체 기판 상에 450℃ 이상의 열처리에 기인하여 조성이 변화되는 저(低)용융점 금속을 함유하는 금속 재료를 가지며, 제17항에 따른 실리콘 산화막을 포함하는 반도체 장치.
- 제22항에 있어서,
상기 금속 재료는 Cu(구리) 또는 Al(알루미늄)인 반도체 장치. - 제17항에 따른 실리콘 산화막을 형성하는 단계를 포함하는 반도체 장치의 제조 방법.
- 소자 분리 영역에 라이너 막을 성막하는 방법으로서,
실리콘 화합물 가스, 산화 가스, 및 희가스를 함유하는 처리 가스를 플라즈마 처리 챔버에 공급하는 단계로서, 상기 희가스의 분압비는 상기 실리콘 화합물 가스, 상기 산화 가스, 및 상기 희가스의 전체 가스압의 40% 이상 75% 이하이며, 상기 실리콘 화합물 가스와 상기 산화 가스의 유효 흐름비(산화 가스/실리콘 화합물 가스)는 3 이상 11 이하인, 단계; 및
트렌치가 형성된 피처리체 기판이 450℃ 이하로 설정되는 조건에서, 상기 플라즈마 처리 챔버에서, 플라즈마를 이용하여, 상기 트렌치의 표면 상에 실리콘 산화막으로 구성된 라이너 막을 형성하는 단계
를 포함하는 라이너 막의 성막 방법. - 제25항에 있어서,
상기 라이너 막 형성 단계 전에, 상기 트렌치가 형성되는 피처리체 기판에 대하여, 상기 트렌치의 표면 상에 플라즈마 처리를 행하는 단계를 포함하는 라이너 막의 성막 방법. - 제25항에 있어서,
상기 라이너 막의 형성 단계 후에, 상기 라이너 막의 표면 상에 플라즈마 처리를 행하는 단계를 포함하는 라이너 막의 성막 방법. - 제25항에 있어서,
상기 실리콘 화합물 가스는 TEOS 가스를 함유하는 라이너 막의 성막 방법. - 제25항에 있어서,
상기 산화 가스는 산소 가스를 함유하는 라이너 막의 성막 방법. - 제25항에 있어서,
상기 희가스는 아르곤 가스를 함유하는 라이너 막의 성막 방법. - 소자 분리 영역에 라이너 막을 성막하는 방법으로서,
실리콘 화합물 가스, 산화 가스, 및 희가스를 함유하는 처리 가스를 플라즈마 처리 챔버에 공급하는 단계로서, 상기 희가스의 분압비는 상기 실리콘 화합물 가스, 상기 산화 가스, 및 상기 희가스의 전체 가스압의 40% 이상 75% 이하이며 상기 실리콘 화합물 가스와 상기 산화 가스의 유효 흐름비(산화 가스/실리콘 화합물 가스)는 3 이상 11 이하인, 단계;
트렌치가 형성된 피처리체 기판이 300℃ 이하로 설정되는 조건에서, 상기 플라즈마 처리 챔버에서, 플라즈마를 이용하여, 상기 트렌치의 표면 상에 실리콘 산화막으로 구성된 라이너 막을 형성하는 단계; 및
상기 라이너 막의 형성 단계 후에 상기 라이너 막의 표면 상에 플라즈마 처리를 행하는 단계
를 포함하는 라이너 막의 성막 방법. - 제31항에 있어서,
상기 라이너 막 형성 단계 전에, 상기 트렌치가 형성되는 피처리체 기판에 대하여, 상기 트렌치의 표면 상에 플라즈마 처리를 행하는 단계를 포함하는 라이너 막의 성막 방법. - 피처리체 기판 상에 소자를 형성하는 단계; 및
상기 소자를 형성하는 단계 후에 제25항에 따른 라이너 막 성막 방법에 의해 라이너 막을 형성하는 단계
를 포함하는 반도체 장치의 제조 방법.
- 제1항 또는 제11항에 있어서,
상기 플라즈마는 마이크로파에 의해 여기되는, 실리콘 산화막의 성막 방법. - 제18항 또는 제19항에 있어서,
상기 플라즈마는 마이크로파에 의해 여기되는, 실리콘 산화막. - 제25항 또는 제31항에 있어서,
상기 플라즈마는 마이크로파에 의해 여기되는, 라이너 막의 성막 방법.
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12759108P | 2008-05-13 | 2008-05-13 | |
US61/127,591 | 2008-05-13 | ||
JPJP-P-2008-224162 | 2008-09-01 | ||
JP2008224162 | 2008-09-01 | ||
JPJP-P-2009-036749 | 2009-02-19 | ||
JP2009036749 | 2009-02-19 | ||
PCT/JP2009/059106 WO2009139485A1 (en) | 2008-05-13 | 2009-05-11 | Film forming method of silicon oxide film, silicon oxide film, semiconductor device, and manufacturing method of semicomductor device |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100126513A KR20100126513A (ko) | 2010-12-01 |
KR101147920B1 true KR101147920B1 (ko) | 2012-05-24 |
Family
ID=41318839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020107023086A Expired - Fee Related KR101147920B1 (ko) | 2008-05-13 | 2009-05-11 | 실리콘 산화막의 성막 방법, 실리콘 산화막, 반도체 장치, 반도체 장치의 제조 방법 및 라이너 막의 성막 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8486792B2 (ko) |
JP (1) | JP5387586B2 (ko) |
KR (1) | KR101147920B1 (ko) |
CN (1) | CN102027580A (ko) |
TW (1) | TW201013781A (ko) |
WO (1) | WO2009139485A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5893865B2 (ja) * | 2011-03-31 | 2016-03-23 | 東京エレクトロン株式会社 | プラズマ処理装置およびマイクロ波導入装置 |
KR101657341B1 (ko) * | 2011-04-25 | 2016-09-13 | 도쿄엘렉트론가부시키가이샤 | 성막 방법 |
TWI522490B (zh) | 2012-05-10 | 2016-02-21 | 應用材料股份有限公司 | 利用微波電漿化學氣相沈積在基板上沈積膜的方法 |
CN105762107A (zh) * | 2014-12-18 | 2016-07-13 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构的形成方法 |
US9570289B2 (en) | 2015-03-06 | 2017-02-14 | Lam Research Corporation | Method and apparatus to minimize seam effect during TEOS oxide film deposition |
CN106783535A (zh) * | 2016-11-28 | 2017-05-31 | 武汉新芯集成电路制造有限公司 | 一种改善peteos薄膜缺陷的方法和半导体结构 |
US10358717B2 (en) * | 2017-04-21 | 2019-07-23 | Lam Research Corporation | Method for depositing high deposition rate, thick tetraethyl orthosilicate film with low compressive stress, high film stability and low shrinkage |
JP6348648B2 (ja) * | 2017-08-28 | 2018-06-27 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法 |
JP7048433B2 (ja) * | 2018-06-22 | 2022-04-05 | 東京エレクトロン株式会社 | 成膜方法及び成膜装置 |
CN109075168A (zh) * | 2018-07-24 | 2018-12-21 | 长江存储科技有限责任公司 | 具有耐腐蚀复合间隙壁的三维存储器件 |
KR102018318B1 (ko) * | 2018-09-11 | 2019-09-04 | 주식회사 유진테크 | 박막 형성 방법 |
SG11202103230SA (en) * | 2018-10-04 | 2021-04-29 | Versum Materials Us Llc | Composition for high temperature atomic layer deposition of high quality silicon oxide thin films |
JP7546384B2 (ja) * | 2020-06-17 | 2024-09-06 | 東京エレクトロン株式会社 | 成膜方法及び成膜装置 |
GB2605379B (en) * | 2021-03-29 | 2025-04-30 | Barton Blakeley Tech Limited | Reaction vessel |
US20220317002A1 (en) * | 2021-03-31 | 2022-10-06 | The Research Foundation For The State University Of New York | Systems and methods for annealing samples |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02224234A (ja) * | 1989-02-27 | 1990-09-06 | Hitachi Ltd | プラズマ処理装置およびその処理方法 |
WO2008047520A1 (en) * | 2006-10-16 | 2008-04-24 | Tokyo Electron Limited | Plasma filming apparatus, and plasma filming method |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3440714B2 (ja) * | 1995-12-11 | 2003-08-25 | ソニー株式会社 | シリコン化合物系絶縁膜の成膜方法 |
KR19980019046A (ko) * | 1996-08-29 | 1998-06-05 | 고사이 아키오 | 연마용 조성물 및 이의 용도(Abrasive composition and use of the same) |
JP2000021598A (ja) * | 1998-07-02 | 2000-01-21 | Sony Corp | プラズマ処理装置 |
US6800512B1 (en) * | 1999-09-16 | 2004-10-05 | Matsushita Electric Industrial Co., Ltd. | Method of forming insulating film and method of fabricating semiconductor device |
US6849554B2 (en) * | 2002-05-01 | 2005-02-01 | Applied Materials, Inc. | Method of etching a deep trench having a tapered profile in silicon |
US20040005781A1 (en) * | 2002-07-02 | 2004-01-08 | Chartered Semiconductor Manufacturing Ltd. | HDP SRO liner for beyond 0.18 um STI gap-fill |
JP2004193585A (ja) * | 2002-11-29 | 2004-07-08 | Fujitsu Ltd | 半導体装置の製造方法と半導体装置 |
JP2004336019A (ja) * | 2003-04-18 | 2004-11-25 | Advanced Lcd Technologies Development Center Co Ltd | 成膜方法、半導体素子の形成方法、半導体素子、表示装置の形成方法及び表示装置 |
JP2005252012A (ja) | 2004-03-04 | 2005-09-15 | Advanced Lcd Technologies Development Center Co Ltd | 成膜方法、半導体素子の形成方法、半導体装置、及び表示装置 |
KR100672754B1 (ko) * | 2004-05-10 | 2007-01-22 | 주식회사 하이닉스반도체 | 트렌치형 소자분리막을 구비한 반도체 소자의 제조 방법 |
KR100781033B1 (ko) * | 2005-05-12 | 2007-11-29 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
JP2007258266A (ja) * | 2006-03-20 | 2007-10-04 | Fujitsu Ltd | 半導体装置の製造方法 |
JP5015534B2 (ja) * | 2006-09-22 | 2012-08-29 | 財団法人高知県産業振興センター | 絶縁膜の成膜方法 |
JP2008091176A (ja) * | 2006-09-29 | 2008-04-17 | Tokyo Electron Ltd | マイクロ波プラズマ処理装置、一体型スロット形成部材、マイクロ波プラズマ処理装置の製造方法および使用方法 |
JP2010192755A (ja) * | 2009-02-19 | 2010-09-02 | Tokyo Electron Ltd | シリコン酸化膜の成膜方法および半導体装置の製造方法 |
-
2009
- 2009-05-11 WO PCT/JP2009/059106 patent/WO2009139485A1/en active Application Filing
- 2009-05-11 CN CN2009801175227A patent/CN102027580A/zh active Pending
- 2009-05-11 JP JP2010544497A patent/JP5387586B2/ja not_active Expired - Fee Related
- 2009-05-11 US US12/992,209 patent/US8486792B2/en not_active Expired - Fee Related
- 2009-05-11 KR KR1020107023086A patent/KR101147920B1/ko not_active Expired - Fee Related
- 2009-05-12 TW TW098115611A patent/TW201013781A/zh unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02224234A (ja) * | 1989-02-27 | 1990-09-06 | Hitachi Ltd | プラズマ処理装置およびその処理方法 |
WO2008047520A1 (en) * | 2006-10-16 | 2008-04-24 | Tokyo Electron Limited | Plasma filming apparatus, and plasma filming method |
Also Published As
Publication number | Publication date |
---|---|
TW201013781A (en) | 2010-04-01 |
US20110074013A1 (en) | 2011-03-31 |
CN102027580A (zh) | 2011-04-20 |
KR20100126513A (ko) | 2010-12-01 |
WO2009139485A1 (en) | 2009-11-19 |
US8486792B2 (en) | 2013-07-16 |
JP2011524075A (ja) | 2011-08-25 |
JP5387586B2 (ja) | 2014-01-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101147920B1 (ko) | 실리콘 산화막의 성막 방법, 실리콘 산화막, 반도체 장치, 반도체 장치의 제조 방법 및 라이너 막의 성막 방법 | |
US6897149B2 (en) | Method of producing electronic device material | |
KR100833406B1 (ko) | 플래시 메모리 소자 및 그 제조 방법, 유전체막의 형성 방법 | |
KR100662310B1 (ko) | 반도체 장치 및 그 제조 방법 | |
JP2002261097A (ja) | 誘電体膜およびその形成方法、半導体装置、不揮発性半導体メモリ装置、および半導体装置の製造方法 | |
TW200903643A (en) | Method for forming silicon nitride film, method for manufacturing nonvolatile semiconductor memory device, nonvolatile semiconductor memory device and plasma processing apparatus | |
TW201030172A (en) | Method for depositing silicon nitride film, computer-readable storage medium, and plasma cvd device | |
KR100945770B1 (ko) | 실리콘 산화막의 형성 방법, 반도체 장치의 제조 방법 및컴퓨터 기억 매체 | |
WO2010095330A1 (ja) | シリコン酸化膜の成膜方法および半導体装置の製造方法 | |
WO2011033987A1 (ja) | 成膜方法、半導体素子の製造方法、絶縁膜および半導体素子 | |
WO2010038887A1 (ja) | 二酸化珪素膜およびその形成方法、コンピュータ読み取り可能な記憶媒体並びにプラズマcvd装置 | |
KR100745370B1 (ko) | 반도체 디바이스의 절연막 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0105 | International application |
Patent event date: 20101015 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20111011 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20120503 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20120515 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20120516 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20150416 Year of fee payment: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20150416 Start annual number: 4 End annual number: 4 |
|
FPAY | Annual fee payment |
Payment date: 20160418 Year of fee payment: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20160418 Start annual number: 5 End annual number: 5 |
|
FPAY | Annual fee payment |
Payment date: 20170421 Year of fee payment: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20170421 Start annual number: 6 End annual number: 6 |
|
FPAY | Annual fee payment |
Payment date: 20180502 Year of fee payment: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20180502 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20190429 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20190429 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20200506 Start annual number: 9 End annual number: 9 |
|
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20220226 |