KR0173331B1 - 반도체 장치 제조 방법 - Google Patents
반도체 장치 제조 방법 Download PDFInfo
- Publication number
- KR0173331B1 KR0173331B1 KR1019940032519A KR19940032519A KR0173331B1 KR 0173331 B1 KR0173331 B1 KR 0173331B1 KR 1019940032519 A KR1019940032519 A KR 1019940032519A KR 19940032519 A KR19940032519 A KR 19940032519A KR 0173331 B1 KR0173331 B1 KR 0173331B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- capacitor
- oxide film
- tantalum oxide
- semiconductor device
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000004065 semiconductor Substances 0.000 title claims description 16
- 239000003990 capacitor Substances 0.000 claims abstract description 82
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910001936 tantalum oxide Inorganic materials 0.000 claims abstract description 34
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 21
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000005121 nitriding Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000012298 atmosphere Substances 0.000 claims description 13
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 10
- 238000005229 chemical vapour deposition Methods 0.000 claims description 10
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000001272 nitrous oxide Substances 0.000 claims description 6
- 238000009832 plasma treatment Methods 0.000 claims description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052715 tantalum Inorganic materials 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- -1 tungsten nitride Chemical class 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 150000008064 anhydrides Chemical class 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- 238000000280 densification Methods 0.000 claims description 3
- 229960002050 hydrofluoric acid Drugs 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 3
- GPBUGPUPKAGMDK-UHFFFAOYSA-N azanylidynemolybdenum Chemical compound [Mo]#N GPBUGPUPKAGMDK-UHFFFAOYSA-N 0.000 claims description 2
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 230000006866 deterioration Effects 0.000 abstract description 5
- 150000004767 nitrides Chemical class 0.000 abstract description 2
- 239000011229 interlayer Substances 0.000 description 24
- 239000007789 gas Substances 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- HSXKFDGTKKAEHL-UHFFFAOYSA-N tantalum(v) ethoxide Chemical compound [Ta+5].CC[O-].CC[O-].CC[O-].CC[O-].CC[O-] HSXKFDGTKKAEHL-UHFFFAOYSA-N 0.000 description 4
- 238000001994 activation Methods 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910021332 silicide Inorganic materials 0.000 description 3
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
Landscapes
- Semiconductor Memories (AREA)
- Electrodes Of Semiconductors (AREA)
- Semiconductor Integrated Circuits (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (6)
- 캐패시터 하부 전극과 상부 전극을 갖고 그 사이에는 절연막이 개재되어 있는 반도체 장치의 적층 캐패시터 소자를 제조하기 위한 반도체 장치 제조방법으로서, 캐패시터 하부 전극을 형성하는 다결정 실리콘막의 표면상의 자연산화막을 제거하고, 램프 어닐링을 이용한 급속 열질화처리에 의해 상기 다결정 실리콘막의 표면을 질화처리하는 공정과, 상기 다결정 실리콘막상에 산화탄탈막을 형성하고 상기 산화탄탈막을 치밀화하여 절연막을 형성하는 공정과, 상기 산화탄탈막상에 캐패시터 상부 전극을 형성하는 도전체막을 형성하는 공정과, 상기 도전체막을 패터닝후에 질화처리하는 공정을 포함하는 것을 특징으로 하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 자연산화막 제거 공정은 무수플루오르산 이나 희석 플루오르산중 어느 하나를 사용하는 처리공정인 것을 특징으로 하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 산화탄탈막 형성 공정은 유기계의 탄탈 원료를 사용한 화학기상성장법인 것을 특징으로 하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 산화탄탈막의 치밀화 처리는, 전기로에 의한 가열, 램프 가열을 이용한 급열 가열및, 플라즈마 처리에 의한 가열중 하나 이상의 가열을 이용한 산소분위기 혹은 아산화질소 분위기에서의 처리인 것을 특징으로 하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 캐패시터 상부 전극을 형성하는 도전체막은 질화티탄막, 질화텅스텐막, 질화몰리브덴막 중 하나 이상의 막을 포함하고 있는 것을 특징으로 하는 반도체 장치 제조 방법.
- 제1항에 있어서, 상기 도전체막의 질화 처리는, 암모니아분위기, 질소분위기 또는 아산화질소분위기에서의 플라즈마 처리인 것을 특징으로 하는 반도체 장치 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5302472A JP2679599B2 (ja) | 1993-12-02 | 1993-12-02 | 半導体装置の製造方法 |
JP93-302472 | 1993-12-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950021655A KR950021655A (ko) | 1995-07-26 |
KR0173331B1 true KR0173331B1 (ko) | 1999-02-01 |
Family
ID=17909365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940032519A KR0173331B1 (ko) | 1993-12-02 | 1994-12-02 | 반도체 장치 제조 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5508221A (ko) |
JP (1) | JP2679599B2 (ko) |
KR (1) | KR0173331B1 (ko) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5499207A (en) * | 1993-08-06 | 1996-03-12 | Hitachi, Ltd. | Semiconductor memory device having improved isolation between electrodes, and process for fabricating the same |
JP2643870B2 (ja) * | 1994-11-29 | 1997-08-20 | 日本電気株式会社 | 半導体記憶装置の製造方法 |
KR0165484B1 (ko) * | 1995-11-28 | 1999-02-01 | 김광호 | 탄탈륨산화막 증착 형성방법 및 그 장치 |
KR100207467B1 (ko) * | 1996-02-29 | 1999-07-15 | 윤종용 | 반도체 장치의 커패시터 제조 방법 |
US5930584A (en) * | 1996-04-10 | 1999-07-27 | United Microelectronics Corp. | Process for fabricating low leakage current electrode for LPCVD titanium oxide films |
KR100230395B1 (ko) * | 1996-12-17 | 1999-11-15 | 윤종용 | 반도체 커패시터의 제조방법 |
KR19980053082A (ko) * | 1996-12-26 | 1998-09-25 | 김영환 | 반도체 소자의 캐패시터 제조방법 |
KR19980060588A (ko) * | 1996-12-31 | 1998-10-07 | 김영환 | 반도체 소자의 캐패시터 제조방법 |
US6096597A (en) * | 1997-01-31 | 2000-08-01 | Texas Instruments Incorporated | Method for fabricating an integrated circuit structure |
JPH10247723A (ja) * | 1997-03-04 | 1998-09-14 | Oki Electric Ind Co Ltd | 半導体装置のキャパシタの製造方法 |
GB2326279B (en) * | 1997-06-11 | 2002-07-31 | Hyundai Electronics Ind | Method of forming a capacitor of a semiconductor device |
US5910880A (en) | 1997-08-20 | 1999-06-08 | Micron Technology, Inc. | Semiconductor circuit components and capacitors |
TW370723B (en) * | 1997-11-27 | 1999-09-21 | United Microelectronics Corp | Method for reducing current leakage of high capacitivity materials |
US6174811B1 (en) * | 1998-12-02 | 2001-01-16 | Applied Materials, Inc. | Integrated deposition process for copper metallization |
US6191443B1 (en) * | 1998-02-28 | 2001-02-20 | Micron Technology, Inc. | Capacitors, methods of forming capacitors, and DRAM memory cells |
US6730559B2 (en) * | 1998-04-10 | 2004-05-04 | Micron Technology, Inc. | Capacitors and methods of forming capacitors |
US6284663B1 (en) * | 1998-04-15 | 2001-09-04 | Agere Systems Guardian Corp. | Method for making field effect devices and capacitors with thin film dielectrics and resulting devices |
GB2337361B (en) * | 1998-05-06 | 2000-03-29 | United Microelectronics Corp | Method of etching tantalum oxide layer |
US6090656A (en) | 1998-05-08 | 2000-07-18 | Lsi Logic | Linear capacitor and process for making same |
US6358810B1 (en) | 1998-07-28 | 2002-03-19 | Applied Materials, Inc. | Method for superior step coverage and interface control for high K dielectric capacitors and related electrodes |
US6555455B1 (en) * | 1998-09-03 | 2003-04-29 | Micron Technology, Inc. | Methods of passivating an oxide surface subjected to a conductive material anneal |
KR100533373B1 (ko) * | 1998-10-02 | 2006-05-12 | 주식회사 하이닉스반도체 | 반도체장치의 캐퍼시터 형성방법 |
KR100326269B1 (ko) * | 1998-12-24 | 2002-05-09 | 박종섭 | 반도체소자의고유전체캐패시터제조방법 |
US6100163A (en) * | 1999-01-07 | 2000-08-08 | Taiwan Semiconductor Manufacturing Company | Gap filling of shallow trench isolation by ozone-tetraethoxysilane |
US6235594B1 (en) | 1999-01-13 | 2001-05-22 | Agere Systems Guardian Corp. | Methods of fabricating an integrated circuit device with composite oxide dielectric |
US20010013616A1 (en) * | 1999-01-13 | 2001-08-16 | Sailesh Mansinh Merchant | Integrated circuit device with composite oxide dielectric |
US6143598A (en) * | 1999-02-08 | 2000-11-07 | Chartered Semiconductor Manufacturing Ltd. | Method of fabrication of low leakage capacitor |
US6294807B1 (en) | 1999-02-26 | 2001-09-25 | Agere Systems Guardian Corp. | Semiconductor device structure including a tantalum pentoxide layer sandwiched between silicon nitride layers |
US7022623B2 (en) | 1999-04-22 | 2006-04-04 | Micron Technology, Inc. | Method of fabricating a semiconductor device with a dielectric film using a wet oxidation with steam process |
KR100373159B1 (ko) * | 1999-11-09 | 2003-02-25 | 주식회사 하이닉스반도체 | 반도체 소자의 캐패시터 제조방법 |
US6627542B1 (en) | 1999-07-12 | 2003-09-30 | Applied Materials, Inc. | Continuous, non-agglomerated adhesion of a seed layer to a barrier layer |
US6313033B1 (en) | 1999-07-27 | 2001-11-06 | Applied Materials, Inc. | Ionized metal plasma Ta, TaNx, W, and WNx liners for gate electrode applications |
US6291364B1 (en) * | 1999-08-31 | 2001-09-18 | Micron Technology, Inc. | Method and apparatus for stabilizing high pressure oxidation of a semiconductor device |
KR100482753B1 (ko) * | 1999-11-09 | 2005-04-14 | 주식회사 하이닉스반도체 | 반도체 소자의 캐패시터 제조방법 |
KR100367404B1 (ko) * | 1999-12-31 | 2003-01-10 | 주식회사 하이닉스반도체 | 다층 TaON박막을 갖는 커패시터 제조방법 |
US6319766B1 (en) | 2000-02-22 | 2001-11-20 | Applied Materials, Inc. | Method of tantalum nitride deposition by tantalum oxide densification |
US7005695B1 (en) * | 2000-02-23 | 2006-02-28 | Micron Technology, Inc. | Integrated circuitry including a capacitor with an amorphous and a crystalline high K capacitor dielectric region |
US6677640B1 (en) * | 2000-03-01 | 2004-01-13 | Micron Technology, Inc. | Memory cell with tight coupling |
US6544906B2 (en) * | 2000-12-21 | 2003-04-08 | Texas Instruments Incorporated | Annealing of high-k dielectric materials |
US6573199B2 (en) * | 2001-08-30 | 2003-06-03 | Micron Technology, Inc. | Methods of treating dielectric materials with oxygen, and methods of forming capacitor constructions |
KR100712525B1 (ko) * | 2005-08-16 | 2007-04-30 | 삼성전자주식회사 | 반도체 소자의 커패시터 및 그 제조방법 |
US9711394B1 (en) * | 2016-05-23 | 2017-07-18 | United Microelectronics Corp. | Method for cleaning the surface of an epitaxial layer in openings of semiconductor device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100215338B1 (ko) * | 1991-03-06 | 1999-08-16 | 가나이 쓰도무 | 반도체 장치의 제조방법 |
JP2722873B2 (ja) * | 1991-07-29 | 1998-03-09 | 日本電気株式会社 | 半導体装置およびその製造方法 |
JPH05243524A (ja) * | 1992-02-28 | 1993-09-21 | Nec Corp | 半導体装置の製造方法 |
JP2786071B2 (ja) * | 1993-02-17 | 1998-08-13 | 日本電気株式会社 | 半導体装置の製造方法 |
-
1993
- 1993-12-02 JP JP5302472A patent/JP2679599B2/ja not_active Expired - Fee Related
-
1994
- 1994-12-01 US US08/353,204 patent/US5508221A/en not_active Expired - Fee Related
- 1994-12-02 KR KR1019940032519A patent/KR0173331B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR950021655A (ko) | 1995-07-26 |
JPH07161827A (ja) | 1995-06-23 |
JP2679599B2 (ja) | 1997-11-19 |
US5508221A (en) | 1996-04-16 |
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