KR20010031185A - 다층 포토레지스트 공정에 사용하기 위한 열경화성폴리에스테르 반사방지 코팅 - Google Patents
다층 포토레지스트 공정에 사용하기 위한 열경화성폴리에스테르 반사방지 코팅 Download PDFInfo
- Publication number
- KR20010031185A KR20010031185A KR1020007004121A KR20007004121A KR20010031185A KR 20010031185 A KR20010031185 A KR 20010031185A KR 1020007004121 A KR1020007004121 A KR 1020007004121A KR 20007004121 A KR20007004121 A KR 20007004121A KR 20010031185 A KR20010031185 A KR 20010031185A
- Authority
- KR
- South Korea
- Prior art keywords
- composition
- antireflective coating
- polyester resin
- mixture
- hydroxyl
- 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.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/091—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers characterised by antireflection means or light filtering or absorbing means, e.g. anti-halation, contrast enhancement
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/11—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers having cover layers or intermediate layers, e.g. subbing layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/1053—Imaging affecting physical property or radiation sensitive material, or producing nonplanar or printing surface - process, composition, or product: radiation sensitive composition or product or process of making binder containing
- Y10S430/1055—Radiation sensitive composition or product or process of making
- Y10S430/106—Binder containing
- Y10S430/109—Polyester
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Paints Or Removers (AREA)
- Materials For Photolithography (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8/954,425 | 1997-10-20 | ||
| US08/954,425 US5935760A (en) | 1997-10-20 | 1997-10-20 | Thermosetting polyester anti-reflective coatings for multilayer photoresist processes |
| PCT/US1998/022143 WO1999021058A1 (en) | 1997-10-20 | 1998-10-20 | Thermosetting polyester anti-reflective coatings for multilayer photoresist processes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20010031185A true KR20010031185A (ko) | 2001-04-16 |
Family
ID=25495407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020007004121A Ceased KR20010031185A (ko) | 1997-10-20 | 1998-10-20 | 다층 포토레지스트 공정에 사용하기 위한 열경화성폴리에스테르 반사방지 코팅 |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US5935760A (enExample) |
| EP (1) | EP1025462B1 (enExample) |
| JP (2) | JP4374483B2 (enExample) |
| KR (1) | KR20010031185A (enExample) |
| CN (1) | CN1276883A (enExample) |
| CA (1) | CA2305461A1 (enExample) |
| DE (1) | DE69807913T2 (enExample) |
| TW (1) | TW446738B (enExample) |
| WO (1) | WO1999021058A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100934436B1 (ko) * | 2001-09-26 | 2009-12-29 | 롬 앤드 하스 일렉트로닉 머트어리얼즈, 엘.엘.씨 | 오버코팅된 포토레지스트와 함께 사용하기 위한 코팅 조성물 |
Families Citing this family (63)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3852889B2 (ja) | 1998-09-24 | 2006-12-06 | 富士写真フイルム株式会社 | フォトレジスト用反射防止膜材料組成物 |
| US6316165B1 (en) * | 1999-03-08 | 2001-11-13 | Shipley Company, L.L.C. | Planarizing antireflective coating compositions |
| US6890448B2 (en) * | 1999-06-11 | 2005-05-10 | Shipley Company, L.L.C. | Antireflective hard mask compositions |
| US20040034134A1 (en) | 1999-08-26 | 2004-02-19 | Lamb James E. | Crosslinkable fill compositions for uniformly protecting via and contact holes |
| AU6790000A (en) * | 1999-08-26 | 2001-03-19 | Brewer Science, Inc. | Improved fill material for dual damascene processes |
| EP1266264A1 (en) * | 1999-11-30 | 2002-12-18 | Brewer Science, Inc. | Non-aromatic chromophores for use in polymer anti-reflective coatings |
| JP3795333B2 (ja) * | 2000-03-30 | 2006-07-12 | 東京応化工業株式会社 | 反射防止膜形成用組成物 |
| US6323310B1 (en) * | 2000-04-19 | 2001-11-27 | Brewer Science, Inc. | Anti-reflective coating compositions comprising polymerized aminoplasts |
| TW556047B (en) | 2000-07-31 | 2003-10-01 | Shipley Co Llc | Coated substrate, method for forming photoresist relief image, and antireflective composition |
| TW576949B (en) | 2000-08-17 | 2004-02-21 | Shipley Co Llc | Antireflective coatings with increased etch rates |
| US20020162031A1 (en) * | 2001-03-08 | 2002-10-31 | Shmuel Levin | Method and apparatus for automatic control of access |
| TW576859B (en) | 2001-05-11 | 2004-02-21 | Shipley Co Llc | Antireflective coating compositions |
| US20040037768A1 (en) * | 2001-11-26 | 2004-02-26 | Robert Jackson | Method and system for on-site generation and distribution of a process gas |
| US20040151656A1 (en) * | 2001-11-26 | 2004-08-05 | Siegele Stephen H. | Modular molecular halogen gas generation system |
| US20030121796A1 (en) * | 2001-11-26 | 2003-07-03 | Siegele Stephen H | Generation and distribution of molecular fluorine within a fabrication facility |
| US20090001524A1 (en) * | 2001-11-26 | 2009-01-01 | Siegele Stephen H | Generation and distribution of a fluorine gas |
| US6844131B2 (en) | 2002-01-09 | 2005-01-18 | Clariant Finance (Bvi) Limited | Positive-working photoimageable bottom antireflective coating |
| US7070914B2 (en) * | 2002-01-09 | 2006-07-04 | Az Electronic Materials Usa Corp. | Process for producing an image using a first minimum bottom antireflective coating composition |
| US20030215736A1 (en) * | 2002-01-09 | 2003-11-20 | Oberlander Joseph E. | Negative-working photoimageable bottom antireflective coating |
| US8012670B2 (en) | 2002-04-11 | 2011-09-06 | Rohm And Haas Electronic Materials Llc | Photoresist systems |
| US7217491B2 (en) * | 2002-06-07 | 2007-05-15 | Battelle Memorial Institute | Antireflective coatings |
| US20040067437A1 (en) * | 2002-10-06 | 2004-04-08 | Shipley Company, L.L.C. | Coating compositions for use with an overcoated photoresist |
| EP1560070B1 (en) * | 2002-10-09 | 2009-12-30 | Nissan Chemical Industries, Ltd. | Composition for forming antireflection film for lithography |
| US7038328B2 (en) | 2002-10-15 | 2006-05-02 | Brewer Science Inc. | Anti-reflective compositions comprising triazine compounds |
| JP2004177952A (ja) | 2002-11-20 | 2004-06-24 | Rohm & Haas Electronic Materials Llc | 多層フォトレジスト系 |
| JP2004206082A (ja) * | 2002-11-20 | 2004-07-22 | Rohm & Haas Electronic Materials Llc | 多層フォトレジスト系 |
| US7264913B2 (en) * | 2002-11-21 | 2007-09-04 | Az Electronic Materials Usa Corp. | Antireflective compositions for photoresists |
| US7008476B2 (en) * | 2003-06-11 | 2006-03-07 | Az Electronic Materials Usa Corp. | Modified alginic acid of alginic acid derivatives and thermosetting anti-reflective compositions thereof |
| US20050026084A1 (en) * | 2003-07-31 | 2005-02-03 | Garza Cesar M. | Semiconductor device and method for elimination of resist linewidth slimming by fluorination |
| DE102004004865B4 (de) | 2004-01-30 | 2008-01-10 | Qimonda Ag | Antireflexschicht, die mit einem Photoresist beschichtet ist, enthaltend Polymere auf der Basis von Zimtsäure für die 157 nm Photolithographie |
| US20050214674A1 (en) * | 2004-03-25 | 2005-09-29 | Yu Sui | Positive-working photoimageable bottom antireflective coating |
| US7081511B2 (en) | 2004-04-05 | 2006-07-25 | Az Electronic Materials Usa Corp. | Process for making polyesters |
| EP1598702A1 (en) * | 2004-05-18 | 2005-11-23 | Rohm and Haas Electronic Materials, L.L.C. | Coating compositions for use with an overcoated photoresist |
| KR101216403B1 (ko) * | 2004-07-02 | 2012-12-28 | 닛산 가가쿠 고교 가부시키 가이샤 | 할로겐 원자를 갖는 나프탈렌환을 포함하는 리소그라피용 하층막 형성 조성물 |
| US20060057501A1 (en) * | 2004-09-15 | 2006-03-16 | Hengpeng Wu | Antireflective compositions for photoresists |
| US7691556B2 (en) * | 2004-09-15 | 2010-04-06 | Az Electronic Materials Usa Corp. | Antireflective compositions for photoresists |
| EP1691238A3 (en) * | 2005-02-05 | 2009-01-21 | Rohm and Haas Electronic Materials, L.L.C. | Coating compositions for use with an overcoated photoresist |
| TWI340296B (en) * | 2005-03-20 | 2011-04-11 | Rohm & Haas Elect Mat | Coating compositions for use with an overcoated photoresist |
| WO2006115074A1 (ja) * | 2005-04-19 | 2006-11-02 | Nissan Chemical Industries, Ltd. | エチレンジカルボニル構造を有するポリマーを含むリソグラフィー用反射防止膜形成組成物 |
| EP1762895B1 (en) * | 2005-08-29 | 2016-02-24 | Rohm and Haas Electronic Materials, L.L.C. | Antireflective Hard Mask Compositions |
| US7553905B2 (en) * | 2005-10-31 | 2009-06-30 | Az Electronic Materials Usa Corp. | Anti-reflective coatings |
| US7638262B2 (en) * | 2006-08-10 | 2009-12-29 | Az Electronic Materials Usa Corp. | Antireflective composition for photoresists |
| US8017296B2 (en) * | 2007-05-22 | 2011-09-13 | Az Electronic Materials Usa Corp. | Antireflective coating composition comprising fused aromatic rings |
| US20090042133A1 (en) * | 2007-08-10 | 2009-02-12 | Zhong Xiang | Antireflective Coating Composition |
| US8088548B2 (en) * | 2007-10-23 | 2012-01-03 | Az Electronic Materials Usa Corp. | Bottom antireflective coating compositions |
| US7989144B2 (en) * | 2008-04-01 | 2011-08-02 | Az Electronic Materials Usa Corp | Antireflective coating composition |
| US7932018B2 (en) * | 2008-05-06 | 2011-04-26 | Az Electronic Materials Usa Corp. | Antireflective coating composition |
| US8221965B2 (en) * | 2008-07-08 | 2012-07-17 | Az Electronic Materials Usa Corp. | Antireflective coating compositions |
| KR100997502B1 (ko) * | 2008-08-26 | 2010-11-30 | 금호석유화학 주식회사 | 개환된 프탈릭 언하이드라이드를 포함하는 유기 반사 방지막 조성물과 이의 제조방법 |
| US8455176B2 (en) * | 2008-11-12 | 2013-06-04 | Az Electronic Materials Usa Corp. | Coating composition |
| US20100119979A1 (en) * | 2008-11-13 | 2010-05-13 | Rahman M Dalil | Antireflective Coating Composition Comprising Fused Aromatic Rings |
| US20100119980A1 (en) * | 2008-11-13 | 2010-05-13 | Rahman M Dalil | Antireflective Coating Composition Comprising Fused Aromatic Rings |
| US20100151392A1 (en) * | 2008-12-11 | 2010-06-17 | Rahman M Dalil | Antireflective coating compositions |
| CN102405248B (zh) * | 2009-04-23 | 2013-07-31 | 花王株式会社 | 电子照相用色调剂 |
| US20100316949A1 (en) * | 2009-06-10 | 2010-12-16 | Rahman M Dalil | Spin On Organic Antireflective Coating Composition Comprising Polymer with Fused Aromatic Rings |
| US8632948B2 (en) * | 2009-09-30 | 2014-01-21 | Az Electronic Materials Usa Corp. | Positive-working photoimageable bottom antireflective coating |
| US8551686B2 (en) * | 2009-10-30 | 2013-10-08 | Az Electronic Materials Usa Corp. | Antireflective composition for photoresists |
| US8486609B2 (en) | 2009-12-23 | 2013-07-16 | Az Electronic Materials Usa Corp. | Antireflective coating composition and process thereof |
| KR101172763B1 (ko) | 2010-12-24 | 2012-08-09 | 금호석유화학 주식회사 | 공중합체, 이의 제조방법 및 이를 포함하는 레지스트 조성물 |
| US8623589B2 (en) | 2011-06-06 | 2014-01-07 | Az Electronic Materials Usa Corp. | Bottom antireflective coating compositions and processes thereof |
| CN103387775A (zh) * | 2013-08-22 | 2013-11-13 | 吴江市冰心文教用品有限公司 | 一种隔热防水颜料 |
| EP3318337A1 (en) * | 2016-11-03 | 2018-05-09 | PPG Industries Ohio, Inc. | A coating composition and coating system |
| KR102417180B1 (ko) * | 2017-09-29 | 2022-07-05 | 삼성전자주식회사 | Duv용 포토레지스트 조성물, 패턴 형성 방법 및 반도체 소자의 제조 방법 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5866947A (ja) * | 1981-10-16 | 1983-04-21 | Mita Ind Co Ltd | 電子写真用感光体 |
| US5234990A (en) * | 1992-02-12 | 1993-08-10 | Brewer Science, Inc. | Polymers with intrinsic light-absorbing properties for anti-reflective coating applications in deep ultraviolet microlithography |
| US5607824A (en) * | 1994-07-27 | 1997-03-04 | International Business Machines Corporation | Antireflective coating for microlithography |
| US5693691A (en) * | 1995-08-21 | 1997-12-02 | Brewer Science, Inc. | Thermosetting anti-reflective coatings compositions |
| US5886102A (en) * | 1996-06-11 | 1999-03-23 | Shipley Company, L.L.C. | Antireflective coating compositions |
| JP3053072B2 (ja) * | 1996-09-10 | 2000-06-19 | 東京応化工業株式会社 | レジスト積層体及びそれを用いたパターン形成方法 |
| US5733714A (en) * | 1996-09-30 | 1998-03-31 | Clariant Finance (Bvi) Limited | Antireflective coating for photoresist compositions |
-
1997
- 1997-10-20 US US08/954,425 patent/US5935760A/en not_active Expired - Fee Related
-
1998
- 1998-10-20 KR KR1020007004121A patent/KR20010031185A/ko not_active Ceased
- 1998-10-20 JP JP2000517316A patent/JP4374483B2/ja not_active Expired - Lifetime
- 1998-10-20 EP EP98952384A patent/EP1025462B1/en not_active Expired - Lifetime
- 1998-10-20 WO PCT/US1998/022143 patent/WO1999021058A1/en not_active Ceased
- 1998-10-20 CN CN98810404A patent/CN1276883A/zh active Pending
- 1998-10-20 DE DE69807913T patent/DE69807913T2/de not_active Expired - Fee Related
- 1998-10-20 CA CA002305461A patent/CA2305461A1/en not_active Abandoned
- 1998-10-20 TW TW087117300A patent/TW446738B/zh not_active IP Right Cessation
-
1999
- 1999-06-08 US US09/328,305 patent/US6080530A/en not_active Expired - Lifetime
- 1999-06-08 US US09/328,316 patent/US6042990A/en not_active Expired - Fee Related
-
2008
- 2008-11-17 JP JP2008293674A patent/JP4374502B2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100934436B1 (ko) * | 2001-09-26 | 2009-12-29 | 롬 앤드 하스 일렉트로닉 머트어리얼즈, 엘.엘.씨 | 오버코팅된 포토레지스트와 함께 사용하기 위한 코팅 조성물 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW446738B (en) | 2001-07-21 |
| JP2009048210A (ja) | 2009-03-05 |
| JP2001521187A (ja) | 2001-11-06 |
| EP1025462A4 (en) | 2001-01-17 |
| US6080530A (en) | 2000-06-27 |
| JP4374483B2 (ja) | 2009-12-02 |
| EP1025462B1 (en) | 2002-09-11 |
| EP1025462A1 (en) | 2000-08-09 |
| CN1276883A (zh) | 2000-12-13 |
| US6042990A (en) | 2000-03-28 |
| US5935760A (en) | 1999-08-10 |
| DE69807913D1 (de) | 2002-10-17 |
| WO1999021058A1 (en) | 1999-04-29 |
| JP4374502B2 (ja) | 2009-12-02 |
| CA2305461A1 (en) | 1999-04-29 |
| DE69807913T2 (de) | 2003-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1025462B1 (en) | Thermosetting polyester anti-reflective coatings for multilayer photoresist processes | |
| EP1805561B1 (en) | Antireflective compositions for photoresists | |
| KR101873018B1 (ko) | 페놀계 단량체, 이를 포함하는 레지스트 하층막 형성용 고분자 및 이를 포함하는 레지스트 하층막 조성물 | |
| US6277750B1 (en) | Composition for bottom reflection preventive film and novel polymeric dye for use in the same | |
| KR101414278B1 (ko) | 레지스트 하층막용 고분자, 이를 포함하는 레지스트 하층막 조성물 및 소자의 패턴 형성 방법 | |
| US20090317747A1 (en) | Anti-reflective coatings using vinyl ether crosslinkers | |
| JP2002502982A (ja) | deepUVでの改良された熱硬化性抗反射コーティング | |
| JP2010527042A (ja) | 反射防止コーティング組成物 | |
| US20060057501A1 (en) | Antireflective compositions for photoresists | |
| WO2006135136A1 (en) | Antireflective hardmask composition and methods for using same | |
| KR101174086B1 (ko) | 고분자, 고분자 조성물, 이를 포함하는 레지스트 하층막 조성물 및 이를 이용하는 재료의 패턴화 방법 | |
| JP2013156647A (ja) | 反射防止コーティング組成物 | |
| KR100891046B1 (ko) | 하이드록시프로필 셀룰로즈의 아릴 우레탄을 함유하는열경화성 반사방지 코팅 | |
| KR100570211B1 (ko) | 유기 반사방지막용 가교제 중합체, 이를 포함하는 유기반사 방지막 조성물 및 이를 이용한 포토레지스트의 패턴형성 방법 | |
| KR20130079149A (ko) | 하드마스크 형성용 조성물, 이를 이용한 패턴 형성 방법 및 상기 패턴을 포함하는 반도체 집적회로 디바이스 | |
| TW200524994A (en) | Bottom antireflective coatings | |
| KR102757070B1 (ko) | 반사방지용 하드마스크 조성물 | |
| KR101212675B1 (ko) | 고분자, 고분자 조성물, 이를 포함하는 레지스트 하층막 조성물 및 이를 이용하는 재료의 패턴화 방법 | |
| KR20250067614A (ko) | 반사방지용 하드마스크 조성물 | |
| KR20250067604A (ko) | 반사방지용 하드마스크 조성물 | |
| KR101259001B1 (ko) | 유기 반사방지막 형성용 조성물 및 이를 포함하는 유기 반사방지막 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20000417 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20031001 Comment text: Request for Examination of Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20050826 Patent event code: PE09021S01D |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20060112 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20050826 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |