DE60329718D1 - Halbleitenden polykristallinen Diamant enthaltendes Schneidelement - Google Patents
Halbleitenden polykristallinen Diamant enthaltendes SchneidelementInfo
- Publication number
- DE60329718D1 DE60329718D1 DE60329718T DE60329718T DE60329718D1 DE 60329718 D1 DE60329718 D1 DE 60329718D1 DE 60329718 T DE60329718 T DE 60329718T DE 60329718 T DE60329718 T DE 60329718T DE 60329718 D1 DE60329718 D1 DE 60329718D1
- Authority
- DE
- Germany
- Prior art keywords
- cutting element
- polycrystalline diamond
- containing cutting
- diamond containing
- semiconductor polycrystalline
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
-
- 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
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
-
- 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
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
- C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/40—Metallic constituents or additives not added as binding phase
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/40—Metallic constituents or additives not added as binding phase
- C04B2235/402—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/40—Metallic constituents or additives not added as binding phase
- C04B2235/404—Refractory metals
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/40—Metallic constituents or additives not added as binding phase
- C04B2235/405—Iron group metals
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/421—Boron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/427—Diamond
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Structural Engineering (AREA)
- Composite Materials (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Powder Metallurgy (AREA)
- Drilling Tools (AREA)
- Carbon And Carbon Compounds (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35963002P | 2002-02-26 | 2002-02-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60329718D1 true DE60329718D1 (de) | 2009-11-26 |
Family
ID=27734770
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60301807T Expired - Lifetime DE60301807T2 (de) | 2002-02-26 | 2003-02-26 | Halbleitender polykristalliner Diamant |
DE60329718T Expired - Lifetime DE60329718D1 (de) | 2002-02-26 | 2003-02-26 | Halbleitenden polykristallinen Diamant enthaltendes Schneidelement |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60301807T Expired - Lifetime DE60301807T2 (de) | 2002-02-26 | 2003-02-26 | Halbleitender polykristalliner Diamant |
Country Status (6)
Country | Link |
---|---|
US (2) | US6846341B2 (de) |
EP (1) | EP1340737B1 (de) |
JP (2) | JP4624649B2 (de) |
CA (1) | CA2419709C (de) |
DE (2) | DE60301807T2 (de) |
ZA (1) | ZA200301565B (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7595110B2 (en) * | 2003-10-08 | 2009-09-29 | Frushour Robert H | Polycrystalline diamond composite |
US7517588B2 (en) * | 2003-10-08 | 2009-04-14 | Frushour Robert H | High abrasion resistant polycrystalline diamond composite |
US7772517B2 (en) * | 2004-01-06 | 2010-08-10 | John David Glynn | Method of making a plurality of tool inserts |
KR101091887B1 (ko) * | 2004-09-13 | 2011-12-12 | 신승도 | 고전도성 및 투광성을 갖는 다이아몬드성 카본 코팅 및그의 제조 방법 |
JP2006152424A (ja) * | 2004-12-01 | 2006-06-15 | Osg Corp | 硬質被膜および硬質被膜被覆加工工具 |
US7350601B2 (en) | 2005-01-25 | 2008-04-01 | Smith International, Inc. | Cutting elements formed from ultra hard materials having an enhanced construction |
EP2400531A3 (de) | 2005-06-20 | 2012-03-28 | Nippon Telegraph And Telephone Corporation | Diamanthalbleiterbauelement und Herstellungsverfahren dafür |
US8142261B1 (en) | 2006-11-27 | 2012-03-27 | Chien-Min Sung | Methods for enhancing chemical mechanical polishing pad processes |
US7749050B2 (en) * | 2006-02-06 | 2010-07-06 | Chien-Min Sung | Pad conditioner dresser |
US20100173567A1 (en) * | 2006-02-06 | 2010-07-08 | Chien-Min Sung | Methods and Devices for Enhancing Chemical Mechanical Polishing Processes |
US7628234B2 (en) * | 2006-02-09 | 2009-12-08 | Smith International, Inc. | Thermally stable ultra-hard polycrystalline materials and compacts |
JP2008087088A (ja) * | 2006-09-29 | 2008-04-17 | Denso Corp | 刃具及び刃具の製造方法 |
US8028771B2 (en) | 2007-02-06 | 2011-10-04 | Smith International, Inc. | Polycrystalline diamond constructions having improved thermal stability |
US7942219B2 (en) | 2007-03-21 | 2011-05-17 | Smith International, Inc. | Polycrystalline diamond constructions having improved thermal stability |
US20090127231A1 (en) * | 2007-11-08 | 2009-05-21 | Chien-Min Sung | Methods of Forming Superhard Cutters and Superhard Cutters Formed Thereby |
US9297211B2 (en) | 2007-12-17 | 2016-03-29 | Smith International, Inc. | Polycrystalline diamond construction with controlled gradient metal content |
US8297382B2 (en) | 2008-10-03 | 2012-10-30 | Us Synthetic Corporation | Polycrystalline diamond compacts, method of fabricating same, and various applications |
US8663349B2 (en) * | 2008-10-30 | 2014-03-04 | Us Synthetic Corporation | Polycrystalline diamond compacts, and related methods and applications |
CA2688960A1 (en) * | 2008-12-17 | 2010-06-17 | David Ballantyne | Multi-element diamond reference standard |
US8210287B1 (en) | 2009-01-05 | 2012-07-03 | Diamond Products, Limited | Mining core drill bit and method of making thereof |
US20100192474A1 (en) | 2009-01-30 | 2010-08-05 | Lehigh University | Ultrahard stishovite nanoparticles and methods of manufacture |
SA110310235B1 (ar) * | 2009-03-31 | 2014-03-03 | بيكر هوغيس انكوربوريتد | طرق لترابط مناضد التقطيع مسبقة التشكيل بركائز عامل القطع وعامل القطع المكونة بهذه العمليات |
US8079786B2 (en) * | 2009-04-22 | 2011-12-20 | Corbin Manufacturing, Inc. | Tool insert blanks and method of manufacture |
WO2010129813A2 (en) * | 2009-05-06 | 2010-11-11 | Smith International, Inc. | Methods of making and attaching tsp material for forming cutting elements, cutting elements having such tsp material and bits incorporating such cutting elements |
US8783389B2 (en) | 2009-06-18 | 2014-07-22 | Smith International, Inc. | Polycrystalline diamond cutting elements with engineered porosity and method for manufacturing such cutting elements |
US8771391B2 (en) | 2011-02-22 | 2014-07-08 | Baker Hughes Incorporated | Methods of forming polycrystalline compacts |
DE112012001643B4 (de) | 2011-04-11 | 2022-09-01 | Sumitomo Electric Industries, Ltd. | Schneidewerkzeug und Verfahren zur Herstellung desselben |
US8741010B2 (en) | 2011-04-28 | 2014-06-03 | Robert Frushour | Method for making low stress PDC |
US8858665B2 (en) | 2011-04-28 | 2014-10-14 | Robert Frushour | Method for making fine diamond PDC |
US8974559B2 (en) | 2011-05-12 | 2015-03-10 | Robert Frushour | PDC made with low melting point catalyst |
US9061264B2 (en) | 2011-05-19 | 2015-06-23 | Robert H. Frushour | High abrasion low stress PDC |
US8828110B2 (en) | 2011-05-20 | 2014-09-09 | Robert Frushour | ADNR composite |
US8833635B1 (en) | 2011-07-28 | 2014-09-16 | Us Synthetic Corporation | Method for identifying PCD elements for EDM processing |
US9482056B2 (en) | 2011-12-30 | 2016-11-01 | Smith International, Inc. | Solid PCD cutter |
CA2825729C (en) | 2012-11-21 | 2018-05-22 | Diamond Products, Limited | Diamond mining core drill bit and methods of making thereof |
CA2854691C (en) | 2013-07-03 | 2017-10-31 | Karl H. Moller | Method of making diamond mining core drill bit and reamer |
CA2979543A1 (en) | 2015-06-03 | 2016-12-08 | Halliburton Energy Services, Inc. | Electrochemical removal of metal or other material from polycrystalline diamond |
US10287824B2 (en) | 2016-03-04 | 2019-05-14 | Baker Hughes Incorporated | Methods of forming polycrystalline diamond |
US11396688B2 (en) | 2017-05-12 | 2022-07-26 | Baker Hughes Holdings Llc | Cutting elements, and related structures and earth-boring tools |
US11292750B2 (en) | 2017-05-12 | 2022-04-05 | Baker Hughes Holdings Llc | Cutting elements and structures |
US11536091B2 (en) | 2018-05-30 | 2022-12-27 | Baker Hughes Holding LLC | Cutting elements, and related earth-boring tools and methods |
KR20220100787A (ko) * | 2019-11-26 | 2022-07-18 | 스미토모덴키고교가부시키가이샤 | 다결정 다이아몬드로 이루어진 선단부를 갖는 측정용 공구 |
TWI735227B (zh) * | 2020-05-11 | 2021-08-01 | 國立臺北科技大學 | 複合聚晶鑽石片及其組成與製作方法 |
JP7359522B2 (ja) * | 2020-11-30 | 2023-10-11 | 住友電工ハードメタル株式会社 | 焼結体及び切削工具 |
JP7318172B1 (ja) * | 2022-05-25 | 2023-08-01 | 住友電工ハードメタル株式会社 | 焼結体及び切削工具 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3141855A (en) | 1961-08-31 | 1964-07-21 | Gen Electric | Method for and product produced by the introduction of boron atoms into the surface of diamond crystals |
US3268457A (en) * | 1962-04-05 | 1966-08-23 | Armando A Giardini | Method of creating electrically semiconducting diamond |
US3735321A (en) * | 1971-06-18 | 1973-05-22 | Gen Electric | Thermistor |
US4268276A (en) | 1978-04-24 | 1981-05-19 | General Electric Company | Compact of boron-doped diamond and method for making same |
JPS58199776A (ja) * | 1982-05-12 | 1983-11-21 | 住友電気工業株式会社 | 工具用ダイヤモンド焼結体及びその製造方法 |
US4907377A (en) | 1988-06-16 | 1990-03-13 | General Electric Company | Directional catalyst alloy sweep through process for preparing diamond compacts |
WO1990001986A1 (en) * | 1988-08-17 | 1990-03-08 | The Australian National University | Diamond compact possessing low electrical resistivity |
JP2719163B2 (ja) * | 1989-01-26 | 1998-02-25 | 昭和電工株式会社 | 単結晶ダイヤモンドの製造法 |
JP2695000B2 (ja) * | 1989-04-11 | 1997-12-24 | 住友電気工業株式会社 | サーミスタ及びその製造方法 |
US5099296A (en) * | 1990-04-06 | 1992-03-24 | Xerox Corporation | Thin film transistor |
US5266236A (en) * | 1991-10-09 | 1993-11-30 | General Electric Company | Thermally stable dense electrically conductive diamond compacts |
US5213248A (en) * | 1992-01-10 | 1993-05-25 | Norton Company | Bonding tool and its fabrication |
JPH06263595A (ja) * | 1993-03-10 | 1994-09-20 | Canon Inc | ダイヤモンド被覆部材及びその製造方法 |
US5698328A (en) * | 1994-04-06 | 1997-12-16 | The Regents Of The University Of California | Diamond thin film electron emitter |
US5567251A (en) * | 1994-08-01 | 1996-10-22 | Amorphous Alloys Corp. | Amorphous metal/reinforcement composite material |
GB9616043D0 (en) * | 1996-07-31 | 1996-09-11 | De Beers Ind Diamond | Diamond |
US6045440A (en) * | 1997-11-20 | 2000-04-04 | General Electric Company | Polycrystalline diamond compact PDC cutter with improved cutting capability |
JPH11292630A (ja) * | 1998-04-08 | 1999-10-26 | Ishizuka Kenkyusho:Kk | ダイヤモンド−炭化ケイ素複合焼結体及びその製造方法 |
-
2003
- 2003-02-25 US US10/374,373 patent/US6846341B2/en not_active Expired - Lifetime
- 2003-02-25 CA CA002419709A patent/CA2419709C/en not_active Expired - Fee Related
- 2003-02-26 ZA ZA200301565A patent/ZA200301565B/xx unknown
- 2003-02-26 EP EP03251153A patent/EP1340737B1/de not_active Expired - Fee Related
- 2003-02-26 DE DE60301807T patent/DE60301807T2/de not_active Expired - Lifetime
- 2003-02-26 JP JP2003049011A patent/JP4624649B2/ja not_active Expired - Fee Related
- 2003-02-26 DE DE60329718T patent/DE60329718D1/de not_active Expired - Lifetime
-
2004
- 2004-03-19 US US10/804,297 patent/US20040172885A1/en not_active Abandoned
-
2010
- 2010-08-19 JP JP2010183926A patent/JP5432084B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20040172885A1 (en) | 2004-09-09 |
US20030196385A1 (en) | 2003-10-23 |
JP5432084B2 (ja) | 2014-03-05 |
CA2419709C (en) | 2008-09-23 |
DE60301807T2 (de) | 2006-06-29 |
US6846341B2 (en) | 2005-01-25 |
EP1340737A3 (de) | 2004-04-07 |
JP4624649B2 (ja) | 2011-02-02 |
DE60301807D1 (de) | 2006-02-23 |
JP2011025404A (ja) | 2011-02-10 |
ZA200301565B (en) | 2003-09-16 |
EP1340737A2 (de) | 2003-09-03 |
EP1340737B1 (de) | 2005-10-12 |
JP2003291036A (ja) | 2003-10-14 |
CA2419709A1 (en) | 2003-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |