KR100226740B1 - 반도체 소자의 제조방법 - Google Patents
반도체 소자의 제조방법 Download PDFInfo
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- KR100226740B1 KR100226740B1 KR1019970008321A KR19970008321A KR100226740B1 KR 100226740 B1 KR100226740 B1 KR 100226740B1 KR 1019970008321 A KR1019970008321 A KR 1019970008321A KR 19970008321 A KR19970008321 A KR 19970008321A KR 100226740 B1 KR100226740 B1 KR 100226740B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 60
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 25
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 24
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000010936 titanium Substances 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000059 patterning Methods 0.000 claims description 3
- 238000001020 plasma etching Methods 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 8
- 230000018109 developmental process Effects 0.000 description 7
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000005530 etching Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910021341 titanium silicide Inorganic materials 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- -1 Phosphorus ions Chemical class 0.000 description 1
- 229910008484 TiSi Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/09—Manufacture or treatment with simultaneous manufacture of the peripheral circuit region and memory cells
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/013—Manufacturing their source or drain regions, e.g. silicided source or drain regions
- H10D84/0133—Manufacturing common source or drain regions between multiple IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0135—Manufacturing their gate conductors
- H10D84/0137—Manufacturing their gate conductors the gate conductors being silicided
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/05—Making the transistor
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/48—Data lines or contacts therefor
- H10B12/485—Bit line contacts
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Semiconductor Memories (AREA)
- Electrodes Of Semiconductors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (8)
- 셀 영역과 로직 소자를 구비한 반도체 소자의 제조방법에 있어서,각각의 셀 영역과 로직 소자부분의 반도체 기판에 게이트산화막을 구비한 제 1, 제 2 게이트 라인을 형성하는 제 1 공정과,상기 제 1, 제 2 게이트 라인의 양측면에 측벽산화막을 형성하는 제 2 공정과,상기 제 1, 제 2 게이트 라인의 양측 반도체 기판에 불순물영역들을 형성하는 제 3 공정과,상기 제 1, 제 2 게이트 라인을 포함한 반도체 기판 전면에 실리콘질화막을 형성하는 제 4 공정과,상기 로직 소자의 제 2 게이트 라인 및 제 2 게이트 라인과 인접한 불순물영역 상의 실리콘질화막을 제거하는 제 5 공정과,상기 제 2 게이트 라인의 상부와 상기 제 2 게이트 라인 양측의 상기 불순물영역상에 실리사이드층을 형성하는 제 6 공정과,전면에 산화막을 형성하는 제 7 공정과,상기 제 2 게이트 라인 일측의 불순물영역상의 실리사이드층과 제 1 게이트 라인 일측의 불순물영역에 각각 제 1 콘택홀과 제 2 콘택홀을 형성하는 제 8 공정을 포함하여 이루어짐을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 제 5 공정후 전면에 금속층을 증착하는 공정과, 상기 제 2 게이트 라인 상부와 상기 제 2 게이트 라인 양측의 불순물영역에 열처리를 통하여 실리사이드층이 형성되는 공정을 더 포함함을 특징으로 하는 반도체 소자의 제조방법.
- 제 2 항에 있어서, 상기 금속층은 티타늄(Ti)이나 텅스텐(W)이나 탄탈늄(Ta)과 같은 금속으로 형성함을 특징으로 하는 반도체 소자의 제조방법.
- 제 2 항에 있어서, 상기 열처리는 500∼700℃의 온도로 진행함을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 제 1 콘택홀은 실리사이드층이 드러나는 영역과 일치하도록 패터닝하여 형성함을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 제 1 콘택홀과 제 2 콘택홀을 형성할 때 상기 산화막의 제거는 CHF3와 C2F6와 Ar이 혼합된 상태에서 진행함을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 제 2 콘택홀은 상기 제 1 게이트 라인 일측의 상기 실리콘질화막을 RF 바이어스를 인가하지 않은 상태에서 플라즈마 식각으로 형성함을 특징으로 하는 반도체 소자의 제조방법.
- 제 1 항에 있어서, 상기 제 1 콘택홀은 마스크 패터닝으로 형성하고 제 2 콘택홀은 자동정렬된 콘택(self-aligned contact) 형성방법으로 형성함을 특징으로 하는 반도체 소자의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970008321A KR100226740B1 (ko) | 1997-03-12 | 1997-03-12 | 반도체 소자의 제조방법 |
JP10035711A JPH10256511A (ja) | 1997-03-12 | 1998-02-18 | 半導体デバイスの製造方法 |
US09/026,690 US6174774B1 (en) | 1997-03-12 | 1998-02-20 | Method of fabricating semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970008321A KR100226740B1 (ko) | 1997-03-12 | 1997-03-12 | 반도체 소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980073173A KR19980073173A (ko) | 1998-11-05 |
KR100226740B1 true KR100226740B1 (ko) | 1999-10-15 |
Family
ID=19499496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970008321A Expired - Fee Related KR100226740B1 (ko) | 1997-03-12 | 1997-03-12 | 반도체 소자의 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6174774B1 (ko) |
JP (1) | JPH10256511A (ko) |
KR (1) | KR100226740B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306259B1 (ko) * | 1998-10-29 | 2001-11-02 | 니시가키 코지 | 반도체 기억장치 및 그 제조방법 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4199338B2 (ja) | 1998-10-02 | 2008-12-17 | 富士通マイクロエレクトロニクス株式会社 | 半導体装置及びその製造方法 |
JP3623400B2 (ja) | 1998-07-13 | 2005-02-23 | 株式会社東芝 | 半導体装置及びその製造方法 |
KR100481985B1 (ko) * | 1998-09-25 | 2005-06-08 | 매그나칩 반도체 유한회사 | 고집적 mml반도체소자 제조방법 |
KR100560632B1 (ko) * | 1998-10-01 | 2006-05-25 | 삼성전자주식회사 | 금속 샐러사이드를 이용한 반도체 장치의 제조방법 |
KR100558540B1 (ko) * | 1999-05-21 | 2006-03-10 | 삼성전자주식회사 | 반도체 소자 제조방법 |
JP2000332210A (ja) | 1999-05-24 | 2000-11-30 | Mitsubishi Electric Corp | 半導体装置の製造方法 |
KR100597619B1 (ko) * | 1999-05-24 | 2006-07-06 | 삼성전자주식회사 | 반도체 소자 제조방법 |
US6258678B1 (en) * | 1999-08-02 | 2001-07-10 | Taiwan Semiconductor Manufacturing Company | Use of a wet etch dip step used as part of a self-aligned contact opening procedure |
KR100321175B1 (ko) * | 1999-12-29 | 2002-03-18 | 박종섭 | Mml반도체소자의 게이트전극 형성방법 |
KR100322891B1 (ko) * | 1999-12-30 | 2002-02-08 | 박종섭 | 복합반도체 소자의 게이트 전극 제조방법 |
US6274488B1 (en) * | 2000-04-12 | 2001-08-14 | Ultratech Stepper, Inc. | Method of forming a silicide region in a Si substrate and a device having same |
US6420264B1 (en) * | 2000-04-12 | 2002-07-16 | Ultratech Stepper, Inc. | Method of forming a silicide region in a Si substrate and a device having same |
JP4733810B2 (ja) * | 2000-05-25 | 2011-07-27 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置およびその製造方法 |
KR100393205B1 (ko) * | 2000-05-30 | 2003-07-31 | 삼성전자주식회사 | 자기정렬 콘택구조를 가진 메모리영역과 샐리사이디드된듀얼 게이트 구조의 로직영역이 병합된 mml 반도체소자 및 그 제조방법 |
JP2002050697A (ja) * | 2000-08-07 | 2002-02-15 | Mitsubishi Electric Corp | 半導体装置の製造方法、及び半導体装置 |
KR100399440B1 (ko) * | 2001-06-30 | 2003-09-29 | 주식회사 하이닉스반도체 | Mdl 반도체 소자의 제조 방법 |
US6661044B2 (en) * | 2001-10-22 | 2003-12-09 | Winbond Electronics Corp. | Method of manufacturing MOSEFT and structure thereof |
KR100451033B1 (ko) * | 2002-06-27 | 2004-10-02 | 동부전자 주식회사 | 반도체 소자의 제조방법 |
US6624024B1 (en) * | 2002-08-29 | 2003-09-23 | Micron Technology, Inc. | Method and apparatus for a flash memory device comprising a source local interconnect |
US9449831B2 (en) | 2007-05-25 | 2016-09-20 | Cypress Semiconductor Corporation | Oxide-nitride-oxide stack having multiple oxynitride layers |
US8871595B2 (en) | 2007-05-25 | 2014-10-28 | Cypress Semiconductor Corporation | Integration of non-volatile charge trap memory devices and logic CMOS devices |
US8633537B2 (en) | 2007-05-25 | 2014-01-21 | Cypress Semiconductor Corporation | Memory transistor with multiple charge storing layers and a high work function gate electrode |
US8093128B2 (en) * | 2007-05-25 | 2012-01-10 | Cypress Semiconductor Corporation | Integration of non-volatile charge trap memory devices and logic CMOS devices |
US8940645B2 (en) | 2007-05-25 | 2015-01-27 | Cypress Semiconductor Corporation | Radical oxidation process for fabricating a nonvolatile charge trap memory device |
US8643124B2 (en) | 2007-05-25 | 2014-02-04 | Cypress Semiconductor Corporation | Oxide-nitride-oxide stack having multiple oxynitride layers |
US20090179253A1 (en) | 2007-05-25 | 2009-07-16 | Cypress Semiconductor Corporation | Oxide-nitride-oxide stack having multiple oxynitride layers |
JP5040676B2 (ja) * | 2008-01-21 | 2012-10-03 | 富士通セミコンダクター株式会社 | 半導体記憶装置 |
US8685813B2 (en) | 2012-02-15 | 2014-04-01 | Cypress Semiconductor Corporation | Method of integrating a charge-trapping gate stack into a CMOS flow |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2907344B2 (ja) * | 1990-06-27 | 1999-06-21 | 株式会社東芝 | 半導体装置およびその製造方法 |
US5416036A (en) * | 1993-10-04 | 1995-05-16 | United Microelectronics Corporation | Method of improvement ESD for LDD process |
US5547893A (en) * | 1995-12-27 | 1996-08-20 | Vanguard International Semiconductor Corp. | method for fabricating an embedded vertical bipolar transistor and a memory cell |
US5792684A (en) * | 1997-04-21 | 1998-08-11 | Taiwan Semiconductor Manufacturing Company Ltd | Process for fabricating MOS memory devices, with a self-aligned contact structure, and MOS logic devices with salicide, both on a single semiconductor chip |
US6001721A (en) * | 1998-02-19 | 1999-12-14 | Taiwan Semiconductor Manufacturing Company, Ltd. | Silicide and salicide on the same chip |
-
1997
- 1997-03-12 KR KR1019970008321A patent/KR100226740B1/ko not_active Expired - Fee Related
-
1998
- 1998-02-18 JP JP10035711A patent/JPH10256511A/ja active Pending
- 1998-02-20 US US09/026,690 patent/US6174774B1/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306259B1 (ko) * | 1998-10-29 | 2001-11-02 | 니시가키 코지 | 반도체 기억장치 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
JPH10256511A (ja) | 1998-09-25 |
KR19980073173A (ko) | 1998-11-05 |
US6174774B1 (en) | 2001-01-16 |
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