HK1001674A1 - Stereolithographic supports - Google Patents
Stereolithographic supportsInfo
- Publication number
- HK1001674A1 HK1001674A1 HK98100599A HK98100599A HK1001674A1 HK 1001674 A1 HK1001674 A1 HK 1001674A1 HK 98100599 A HK98100599 A HK 98100599A HK 98100599 A HK98100599 A HK 98100599A HK 1001674 A1 HK1001674 A1 HK 1001674A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- supports
- fluid medium
- stereolithographic
- successive adjacent
- cross
- Prior art date
Links
- 239000012530 fluid Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
- 230000000638 stimulation Effects 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/12—Spreading-out the material on a substrate, e.g. on the surface of a liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/36—Feeding the material on to the mould, core or other substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
- B29C64/135—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/40—Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4257—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to monitoring the characteristics of a beam, e.g. laser beam, headlamp beam
-
- 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
- G03F7/0037—Production of three-dimensional images
-
- 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
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70416—2.5D lithography
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/10—Constructive solid geometry [CSG] using solid primitives, e.g. cylinders, cubes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/49—Nc machine tool, till multiple
- G05B2219/49013—Deposit layers, cured by scanning laser, stereo lithography SLA, prototyping
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/49—Nc machine tool, till multiple
- G05B2219/49015—Wire, strang laying, deposit fluid, welding, adhesive, hardening, solidification, fuse
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/49—Nc machine tool, till multiple
- G05B2219/49039—Build layer of different, weaker material between support and prototype
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/182,801 US4999143A (en) | 1988-04-18 | 1988-04-18 | Methods and apparatus for production of three-dimensional objects by stereolithography |
US26980188A | 1988-11-08 | 1988-11-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1001674A1 true HK1001674A1 (en) | 2003-07-10 |
Family
ID=26878432
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98100599A HK1001674A1 (en) | 1988-04-18 | 1998-01-22 | Stereolithographic supports |
HK98105545A HK1006793A1 (en) | 1988-04-18 | 1998-06-17 | Stereolithographic supports |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98105545A HK1006793A1 (en) | 1988-04-18 | 1998-06-17 | Stereolithographic supports |
Country Status (8)
Country | Link |
---|---|
EP (2) | EP0338751B1 (ja) |
JP (1) | JP3004302B2 (ja) |
KR (1) | KR100257135B1 (ja) |
AT (2) | ATE135622T1 (ja) |
DE (3) | DE338751T1 (ja) |
HK (2) | HK1001674A1 (ja) |
IL (1) | IL89978A0 (ja) |
WO (1) | WO1989010254A1 (ja) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5089184A (en) * | 1989-01-18 | 1992-02-18 | Mitsui Engineering And Shipbuilding Co., Ltd. | Optical molding method |
JPH02251419A (ja) * | 1989-03-27 | 1990-10-09 | Sony Corp | 立体形状形成方法 |
US5009585A (en) * | 1989-12-18 | 1991-04-23 | Mitsui Engineering & Shipbuilding Co., Ltd. | Optical molding apparatus and movable base device therefor |
JPH0773884B2 (ja) * | 1990-05-02 | 1995-08-09 | 三菱商事株式会社 | 光固化造形装置 |
US5474719A (en) * | 1991-02-14 | 1995-12-12 | E. I. Du Pont De Nemours And Company | Method for forming solid objects utilizing viscosity reducible compositions |
DE4125534A1 (de) * | 1991-08-01 | 1993-02-18 | Eos Electro Optical Syst | Verfahren und vorrichtung zum herstellen eines objekts mittels stereograhpie |
DE4309524C2 (de) * | 1993-03-24 | 1998-05-20 | Eos Electro Optical Syst | Verfahren zum Herstellen eines dreidimensionalen Objekts |
BE1008128A3 (nl) * | 1994-03-10 | 1996-01-23 | Materialise Nv | Werkwijze voor het ondersteunen van een voorwerp vervaardigd door stereolithografie of een andere snelle prototypevervaardigingswerkwijze en voor het vervaardigen van de daarbij gebruikte steunkonstruktie. |
DE4436695C1 (de) * | 1994-10-13 | 1995-12-21 | Eos Electro Optical Syst | Verfahren zum Herstellen eines dreidimensionalen Objektes |
DE19954891A1 (de) * | 1999-11-15 | 2001-05-17 | Matthias Fockele | Verfahren zur Herstellung eines Formkörpers |
US6558606B1 (en) * | 2000-01-28 | 2003-05-06 | 3D Systems, Inc. | Stereolithographic process of making a three-dimensional object |
US6712856B1 (en) | 2000-03-17 | 2004-03-30 | Kinamed, Inc. | Custom replacement device for resurfacing a femur and method of making the same |
GB2375988B (en) * | 2001-05-03 | 2004-05-26 | Peter David Hurley | 3-D bust maker |
DE10219983B4 (de) | 2002-05-03 | 2004-03-18 | Bego Medical Ag | Verfahren zum Herstellen von Produkten durch Freiform-Lasersintern |
US7435072B2 (en) * | 2003-06-02 | 2008-10-14 | Hewlett-Packard Development Company, L.P. | Methods and systems for producing an object through solid freeform fabrication |
DE102004032559B4 (de) * | 2004-07-06 | 2006-06-01 | Dr.Ing.H.C. F. Porsche Ag | Verfahren zum Fixieren und Herstellen von Bauteilen, insbesondere von Fahrzeugbauteilen |
US7997891B2 (en) * | 2007-04-12 | 2011-08-16 | Purdue Research Foundation | Molding processes and tool therefor |
GB0715621D0 (en) * | 2007-08-10 | 2007-09-19 | Rolls Royce Plc | Support architecture |
GB2458745B (en) * | 2008-02-13 | 2013-03-20 | Materials Solutions | A method of forming an article |
US9789540B2 (en) | 2008-02-13 | 2017-10-17 | Materials Solutions Limited | Method of forming an article |
US8956145B2 (en) | 2008-03-27 | 2015-02-17 | Iterations Inc. | Three dimensional variable forming apparatus and methods of use thereof |
CA2747854C (en) | 2008-12-22 | 2018-04-03 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Method and apparatus for layerwise production of a 3d object |
AU2011291448B2 (en) | 2010-08-20 | 2016-12-01 | Zydex Pty Ltd | Apparatus and method for making an object |
IT1403482B1 (it) * | 2011-01-18 | 2013-10-17 | Dws Srl | Metodo per la produzione di un oggetto tridimensionale e macchina stereolitografica impiegante tale metodo |
WO2012166953A1 (en) * | 2011-05-31 | 2012-12-06 | Nanoptics, Incorporated | Method and apparatus for lithographic manufacture of multi-component polymeric fiber plates |
US9136794B2 (en) | 2011-06-22 | 2015-09-15 | Research Triangle Institute, International | Bipolar microelectronic device |
US20140303942A1 (en) | 2013-04-05 | 2014-10-09 | Formlabs, Inc. | Additive fabrication support structures |
DE102013218760A1 (de) * | 2013-09-19 | 2015-03-19 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum schichtweisen Herstellen eines Bauteils |
KR101872628B1 (ko) * | 2014-01-16 | 2018-06-28 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | 입체 물체 생성 |
JP6298169B2 (ja) | 2014-01-16 | 2018-03-20 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 構築材料プロファイル |
EP3094471B1 (en) * | 2014-01-16 | 2021-06-02 | Hewlett-Packard Development Company, L.P. | Processing three-dimensional object data of an object to be generated by an additive manufacturing process |
JP6570542B2 (ja) | 2014-01-16 | 2019-09-04 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 三次元物体の生成 |
US10220564B2 (en) | 2014-01-16 | 2019-03-05 | Hewlett-Packard Development Company, L.P. | Generating three-dimensional objects |
US10538074B2 (en) * | 2014-01-16 | 2020-01-21 | Hewlett-Packard Development Company, L.P. | Processing slice data |
TWI629162B (zh) * | 2014-03-25 | 2018-07-11 | Dws有限責任公司 | 一種電腦實施方法、設備、及電腦程式製品,用於界定一藉由光固化製造的三度空間物體的支撐結構 |
US10558200B2 (en) | 2014-04-30 | 2020-02-11 | Hewlett-Packard Development Company, L.P. | Processing object data |
CA2950215A1 (en) | 2014-06-23 | 2015-12-30 | Carbon, Inc. | Polyurethane resins having multiple mechanisms of hardening for use in producing three-dimensional objects |
CN104118120B (zh) * | 2014-07-10 | 2016-09-14 | 广州中国科学院先进技术研究所 | 一种用于3d打印的光学系统及其控制方法 |
DE102014010412B4 (de) | 2014-07-14 | 2021-08-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Anordnung zur generativen Fertigung von Bauteilen |
CN104482882A (zh) * | 2014-12-22 | 2015-04-01 | 河海大学 | 一种漫顶溃坝试验中的溃口测量仪及测量方法 |
US10612112B2 (en) | 2015-04-09 | 2020-04-07 | Electronics And Telecommunications Research Institute | Noble metal material for 3-dimensional printing, method for manufacturing the same, and method for 3-dimensional printing using the same |
US10563292B2 (en) | 2015-04-09 | 2020-02-18 | Electronics And Telecommunications Research Institute | Metal material for 3-dimensional printing, method for manufacturing the same, and method for 3-dimensional printing using the same |
WO2016198291A1 (en) | 2015-06-09 | 2016-12-15 | Politecnico Di Milano | A device for direct additive manufacturing by means of extrusion of metal powders and ceramic materials on a parallel kinematic table |
EP4005702A3 (en) | 2015-10-30 | 2022-08-10 | Seurat Technologies, Inc. | Additive manufacturing system and method |
CN107053651B (zh) * | 2016-02-05 | 2019-07-12 | 三纬国际立体列印科技股份有限公司 | 三维模型打印切层方法 |
CN107042629A (zh) * | 2016-02-05 | 2017-08-15 | 新会江裕信息产业有限公司 | 立体打印方法 |
US10799951B2 (en) | 2016-02-11 | 2020-10-13 | General Electric Company | Method and conformal supports for additive manufacturing |
US10583647B2 (en) | 2017-05-17 | 2020-03-10 | Ford Motor Company | Method of controlling warping in 3D printing |
WO2019111204A1 (en) | 2017-12-08 | 2019-06-13 | 3M Innovative Properties Company | Method and apparatus for 3d-printing gels |
WO2020008789A1 (ja) * | 2018-07-05 | 2020-01-09 | 三井化学株式会社 | 三次元造形装置、制御装置、および造形物の製造方法 |
CN109465445B (zh) * | 2018-11-12 | 2020-12-01 | 成都飞机工业(集团)有限责任公司 | 一种基于铝基复合材料的弱化3d打印件残余应力的方法 |
CN110142965B (zh) | 2019-05-17 | 2021-07-27 | 珠海赛纳三维科技有限公司 | 伺服电机驱动电路及3d打印装置 |
KR102117592B1 (ko) * | 2019-08-13 | 2020-06-02 | 원광이엔텍 주식회사 | 3차원 프린터용 모델링 파일 통합 처리 장치 및 방법 |
CN110802837A (zh) * | 2019-10-31 | 2020-02-18 | 共享智能装备有限公司 | Fdm打印产品支撑结构及打印方法 |
KR102338498B1 (ko) * | 2020-11-25 | 2021-12-13 | 한국전자기술연구원 | 3d 프린팅 출력 안정성을 위한 보조 서포트 생성 방법 |
CN112873838B (zh) * | 2021-02-02 | 2022-04-05 | 中山大学 | 一种生物墨水打印条件筛选平台及筛选方法 |
US20230256667A1 (en) * | 2022-02-11 | 2023-08-17 | NEXA3D Inc. | Compliant support structure for substratum used in photopolymerization vat |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2775758A (en) * | 1951-05-25 | 1956-12-25 | Munz Otto John | Photo-glyph recording |
US4041476A (en) | 1971-07-23 | 1977-08-09 | Wyn Kelly Swainson | Method, medium and apparatus for producing three-dimensional figure product |
US4238840A (en) | 1967-07-12 | 1980-12-09 | Formigraphic Engine Corporation | Method, medium and apparatus for producing three dimensional figure product |
US4078229A (en) | 1975-01-27 | 1978-03-07 | Swanson Wyn K | Three dimensional systems |
US4288861A (en) | 1977-12-01 | 1981-09-08 | Formigraphic Engine Corporation | Three-dimensional systems |
JPS60247515A (ja) * | 1984-05-23 | 1985-12-07 | Oosakafu | 光学的造形法 |
US4575330A (en) * | 1984-08-08 | 1986-03-11 | Uvp, Inc. | Apparatus for production of three-dimensional objects by stereolithography |
EP0250121B1 (en) * | 1986-06-03 | 1994-11-02 | Cubital Ltd. | Three-dimensional modelling apparatus |
JPH02251419A (ja) * | 1989-03-27 | 1990-10-09 | Sony Corp | 立体形状形成方法 |
-
1989
- 1989-04-17 IL IL89978A patent/IL89978A0/xx not_active IP Right Cessation
- 1989-04-17 EP EP89303786A patent/EP0338751B1/en not_active Expired - Lifetime
- 1989-04-17 WO PCT/US1989/001557 patent/WO1989010254A1/en active Application Filing
- 1989-04-17 AT AT89303786T patent/ATE135622T1/de not_active IP Right Cessation
- 1989-04-17 KR KR1019890702385A patent/KR100257135B1/ko not_active IP Right Cessation
- 1989-04-17 DE DE0338751T patent/DE338751T1/de active Pending
- 1989-04-17 DE DE68925989T patent/DE68925989T2/de not_active Expired - Lifetime
- 1989-04-17 EP EP95111925A patent/EP0686480B1/en not_active Expired - Lifetime
- 1989-04-17 AT AT95111925T patent/ATE209562T1/de not_active IP Right Cessation
- 1989-04-17 DE DE68929352T patent/DE68929352T2/de not_active Expired - Lifetime
- 1989-04-17 JP JP1505840A patent/JP3004302B2/ja not_active Expired - Lifetime
-
1998
- 1998-01-22 HK HK98100599A patent/HK1001674A1/xx not_active IP Right Cessation
- 1998-06-17 HK HK98105545A patent/HK1006793A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE338751T1 (de) | 1996-01-04 |
EP0338751A3 (en) | 1991-10-09 |
ATE209562T1 (de) | 2001-12-15 |
JP3004302B2 (ja) | 2000-01-31 |
EP0338751A2 (en) | 1989-10-25 |
JPH04506778A (ja) | 1992-11-26 |
ATE135622T1 (de) | 1996-04-15 |
WO1989010254A1 (en) | 1989-11-02 |
DE68929352T2 (de) | 2002-09-19 |
EP0338751B1 (en) | 1996-03-20 |
DE68929352D1 (de) | 2002-01-10 |
EP0686480A3 (en) | 1996-11-20 |
DE68925989D1 (de) | 1996-04-25 |
EP0686480A2 (en) | 1995-12-13 |
KR100257135B1 (ko) | 2000-06-01 |
HK1006793A1 (en) | 1999-03-19 |
KR900700273A (ko) | 1990-08-13 |
IL89978A0 (en) | 1989-12-15 |
EP0686480B1 (en) | 2001-11-28 |
DE68925989T2 (de) | 1996-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20060417 |