KR100367830B1 - Cmp용 조성물 - Google Patents
Cmp용 조성물 Download PDFInfo
- Publication number
- KR100367830B1 KR100367830B1 KR10-2000-0077893A KR20000077893A KR100367830B1 KR 100367830 B1 KR100367830 B1 KR 100367830B1 KR 20000077893 A KR20000077893 A KR 20000077893A KR 100367830 B1 KR100367830 B1 KR 100367830B1
- Authority
- KR
- South Korea
- Prior art keywords
- composition
- polishing
- cmp
- slurry
- metal 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
- 238000005498 polishing Methods 0.000 title claims abstract description 39
- 239000000203 mixture Substances 0.000 title claims abstract description 22
- 239000000126 substance Substances 0.000 title description 5
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- 229910001111 Fine metal Inorganic materials 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 18
- 229910044991 metal oxide Inorganic materials 0.000 claims description 15
- 125000003709 fluoroalkyl group Chemical group 0.000 claims description 12
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 12
- CBXCPBUEXACCNR-UHFFFAOYSA-N tetraethylammonium Chemical compound CC[N+](CC)(CC)CC CBXCPBUEXACCNR-UHFFFAOYSA-N 0.000 claims description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 9
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 4
- 239000011164 primary particle Substances 0.000 claims description 3
- 239000011163 secondary particle Substances 0.000 claims 1
- -1 fluoroalkyl sulfonate Chemical compound 0.000 abstract description 5
- 239000002002 slurry Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 16
- 239000000463 material Substances 0.000 description 7
- 239000000654 additive Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UOACKFBJUYNSLK-XRKIENNPSA-N Estradiol Cypionate Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H](C4=CC=C(O)C=C4CC3)CC[C@@]21C)C(=O)CCC1CCCC1 UOACKFBJUYNSLK-XRKIENNPSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F3/00—Brightening metals by chemical means
-
- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- 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
- H01L21/76838—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 conductors
- H01L21/7684—Smoothing; Planarisation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
금속산화물 | 첨가제 | pH | 연마성능 | ||
연마속도(Å/min) | μ-스크래치(개/웨이퍼) | ||||
실시예 1 | 실리카 | 테트라에틸암모늄 플로오로 알킬 술포네이트 | 11 | 2,587 | 3 |
실시예 2 | 알루미나 | 테트라에틸암모늄 플로오로 알킬 술포네이트 | 9 | 3,161 | 19 |
실시예 3 | 세리아 | 테트라에틸암모늄 플로오로 알킬 술포네이트 | 4 | 4,594 | 16 |
실시예 4 | 지르코니아 | 테트라에틸암모늄 플로오로 알킬 술포네이트 | 7 | 3,843 | 23 |
실시예 5 | 티타니아 | 테트라에틸암모늄 플로오로 알킬 술포네이트 | 10 | 3,214 | 20 |
비교예 1 | 실리카 | 미첨가 | 11 | 2,642 | 35 |
비교예 2 | 알루미나 | 미첨가 | 9 | 3,455 | 118 |
비교예 3 | 세리아 | 미첨가 | 4 | 4,715 | 159 |
비교예 4 | 지르코니아 | 미첨가 | 7 | 3,987 | 254 |
비교예 5 | 티타니아 | 미첨가 | 10 | 3,541 | 213 |
Claims (4)
- 탈이온수 0.1∼50 중량% 및 금속산화물 미분말 50∼99.9 중량%을 포함하는 연마용 조성물에 있어서, 전체 조성물에 대하여 하기 화학식 1의 테트라에틸암모늄 플루오로 알킬 술포네이트를 0.1~1000ppm 첨가하는 것을 특징으로 하는 CMP용 조성물.[화학식 1]상기 식에서 n은 수평균값으로 3 내지 30의 실수이다.
- 제 1항에 있어서, 상기 금속산화물이 실리카, 알루미나, 세리아, 지르코니아 및 티타니아로 이루어진 군에서 선택된 1종 이상인 것을 특징으로 하는 CMP용 조성물.
- 제 1항에 있어서, 상기 금속산화물 미분말의 1차 입자의 평균입도가 10~100nm인 것을 특징으로 하는 CMP용 조성물.
- 제 1항에 있어서, 상기 금속산화물 미분말의 2차 입자의 평균입도가50∼250nm인 것을 특징으로 하는 CMP용 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0077893A KR100367830B1 (ko) | 2000-12-18 | 2000-12-18 | Cmp용 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0077893A KR100367830B1 (ko) | 2000-12-18 | 2000-12-18 | Cmp용 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020048673A KR20020048673A (ko) | 2002-06-24 |
KR100367830B1 true KR100367830B1 (ko) | 2003-01-10 |
Family
ID=27682880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0077893A Expired - Fee Related KR100367830B1 (ko) | 2000-12-18 | 2000-12-18 | Cmp용 조성물 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100367830B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100506056B1 (ko) * | 2002-06-24 | 2005-08-05 | 주식회사 하이닉스반도체 | 산화막용 cmp 슬러리 조성물 및 이를 이용한 반도체소자의 형성 방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000006327A (ko) * | 1998-06-22 | 2000-01-25 | 고시야마 이사무 | 연마조성물및표면처리조성물 |
US6044851A (en) * | 1996-10-03 | 2000-04-04 | Micron Technology, Inc. | Cleaning composition containing tetraalkylammonium salt and use thereof in semiconductor fabrication |
KR20000058073A (ko) * | 1999-02-18 | 2000-09-25 | 메띠비에르 베르나르 | 알루미늄 또는 알루미늄 합금 전도 재료 층의 기계화학적연마방법 |
KR20000062931A (ko) * | 1999-03-18 | 2000-10-25 | 니시무로 타이죠 | 수계 분산체 및 반도체 장치의 제조에 사용하는 화학 기계연마용 수계 분산체 및 반도체 장치의 제조 방법 및 매립배선의 형성 방법 |
KR20000074300A (ko) * | 1999-05-19 | 2000-12-15 | 유현식 | 연마용 조성물 |
KR100313573B1 (ko) * | 1999-02-19 | 2001-11-07 | 안복현 | 연마용 조성물 |
-
2000
- 2000-12-18 KR KR10-2000-0077893A patent/KR100367830B1/ko not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6044851A (en) * | 1996-10-03 | 2000-04-04 | Micron Technology, Inc. | Cleaning composition containing tetraalkylammonium salt and use thereof in semiconductor fabrication |
KR20000006327A (ko) * | 1998-06-22 | 2000-01-25 | 고시야마 이사무 | 연마조성물및표면처리조성물 |
KR20000058073A (ko) * | 1999-02-18 | 2000-09-25 | 메띠비에르 베르나르 | 알루미늄 또는 알루미늄 합금 전도 재료 층의 기계화학적연마방법 |
KR100313573B1 (ko) * | 1999-02-19 | 2001-11-07 | 안복현 | 연마용 조성물 |
KR20000062931A (ko) * | 1999-03-18 | 2000-10-25 | 니시무로 타이죠 | 수계 분산체 및 반도체 장치의 제조에 사용하는 화학 기계연마용 수계 분산체 및 반도체 장치의 제조 방법 및 매립배선의 형성 방법 |
KR20000074300A (ko) * | 1999-05-19 | 2000-12-15 | 유현식 | 연마용 조성물 |
Also Published As
Publication number | Publication date |
---|---|
KR20020048673A (ko) | 2002-06-24 |
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