DE3605781C2 - - Google Patents

Info

Publication number
DE3605781C2
DE3605781C2 DE3605781A DE3605781A DE3605781C2 DE 3605781 C2 DE3605781 C2 DE 3605781C2 DE 3605781 A DE3605781 A DE 3605781A DE 3605781 A DE3605781 A DE 3605781A DE 3605781 C2 DE3605781 C2 DE 3605781C2
Authority
DE
Germany
Prior art keywords
lubricant
plastic
mold
depressions
bearing
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
Application number
DE3605781A
Other languages
German (de)
English (en)
Other versions
DE3605781A1 (de
Inventor
Wolfgang Dr. 7500 Karlsruhe De Ehrfeld
Peter Dr. 7514 Eggenstein-Leopoldshafen De Hagmann
Werner Dr. 7507 Pfinztal De Schelb
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Karlsruher Institut fuer Technologie KIT
Original Assignee
Kernforschungszentrum Karlsruhe GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kernforschungszentrum Karlsruhe GmbH filed Critical Kernforschungszentrum Karlsruhe GmbH
Priority to DE19863605781 priority Critical patent/DE3605781A1/de
Priority to DE8787100571T priority patent/DE3760339D1/de
Priority to AT87100571T priority patent/ATE44774T1/de
Priority to EP87100571A priority patent/EP0234238B1/de
Priority to US07/017,211 priority patent/US4738010A/en
Priority to JP62036016A priority patent/JPS62261715A/ja
Publication of DE3605781A1 publication Critical patent/DE3605781A1/de
Application granted granted Critical
Publication of DE3605781C2 publication Critical patent/DE3605781C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/24—Brasses; Bushes; Linings with different areas of the sliding surface consisting of different materials
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/10—Bearings
    • 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
    • Y10S29/00—Metal working
    • Y10S29/025—Method or apparatus with particular material
    • 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
    • Y10S29/00—Metal working
    • Y10S29/029—Molding with other step
    • 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
    • Y10S29/00—Metal working
    • Y10S29/048—Welding with other step
    • 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
    • Y10S384/00—Bearings
    • Y10S384/90—Cooling or heating
    • Y10S384/907—Bearing material or solid lubricant
    • 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
    • Y10S384/00—Bearings
    • Y10S384/90—Cooling or heating
    • Y10S384/909—Plastic
    • 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
    • Y10S384/00—Bearings
    • Y10S384/90—Cooling or heating
    • Y10S384/912—Metallic
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9335—Product by special process
    • Y10S428/934—Electrical process
    • Y10S428/935—Electroplating
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/49705—Coating or casting
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49993—Filling of opening
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49995—Shaping one-piece blank by removing material
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/1234—Honeycomb, or with grain orientation or elongated elements in defined angular relationship in respective components [e.g., parallel, inter- secting, etc.]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12486—Laterally noncoextensive components [e.g., embedded, etc.]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Sliding-Contact Bearings (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE19863605781 1986-02-22 1986-02-22 Verwendung eines folien- oder plattenfoermigen gebildes als lagerwerkstoff fuer gleitlager Granted DE3605781A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19863605781 DE3605781A1 (de) 1986-02-22 1986-02-22 Verwendung eines folien- oder plattenfoermigen gebildes als lagerwerkstoff fuer gleitlager
DE8787100571T DE3760339D1 (en) 1986-02-22 1987-01-17 Process for manufacturing a sheet or a plate for sliding bearings
AT87100571T ATE44774T1 (de) 1986-02-22 1987-01-17 Verfahren zur herstellung eines folien- oder plattenfoermigen gebildes als lagerwerkstoff fuer gleitlager.
EP87100571A EP0234238B1 (de) 1986-02-22 1987-01-17 Verfahren zur Herstellung eines folien- oder plattenförmigen Gebildes als Lagerwerkstoff für Gleitlager
US07/017,211 US4738010A (en) 1986-02-22 1987-02-20 Method of producing a sheet or plate-shaped structure as the bearing material for slide bearings
JP62036016A JPS62261715A (ja) 1986-02-22 1987-02-20 滑り軸受用の軸受工材としてのシ−ト状又はプレ−ト状成形体の製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863605781 DE3605781A1 (de) 1986-02-22 1986-02-22 Verwendung eines folien- oder plattenfoermigen gebildes als lagerwerkstoff fuer gleitlager

Publications (2)

Publication Number Publication Date
DE3605781A1 DE3605781A1 (de) 1987-09-03
DE3605781C2 true DE3605781C2 (enExample) 1990-02-15

Family

ID=6294740

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19863605781 Granted DE3605781A1 (de) 1986-02-22 1986-02-22 Verwendung eines folien- oder plattenfoermigen gebildes als lagerwerkstoff fuer gleitlager
DE8787100571T Expired DE3760339D1 (en) 1986-02-22 1987-01-17 Process for manufacturing a sheet or a plate for sliding bearings

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8787100571T Expired DE3760339D1 (en) 1986-02-22 1987-01-17 Process for manufacturing a sheet or a plate for sliding bearings

Country Status (5)

Country Link
US (1) US4738010A (enExample)
EP (1) EP0234238B1 (enExample)
JP (1) JPS62261715A (enExample)
AT (1) ATE44774T1 (enExample)
DE (2) DE3605781A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10337639A1 (de) * 2003-08-16 2005-03-10 Volkswagen Ag Verfahren zur Herstellung eines mindestens teilweise beweglichen mechanisch beanspruchten Bauteils

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Publication number Priority date Publication date Assignee Title
US5189777A (en) * 1990-12-07 1993-03-02 Wisconsin Alumni Research Foundation Method of producing micromachined differential pressure transducers
US5206983A (en) * 1991-06-24 1993-05-04 Wisconsin Alumni Research Foundation Method of manufacturing micromechanical devices
US5190637A (en) * 1992-04-24 1993-03-02 Wisconsin Alumni Research Foundation Formation of microstructures by multiple level deep X-ray lithography with sacrificial metal layers
DE4222140C2 (de) * 1992-07-06 1994-06-16 Heinzl Joachim Aerostatisches Miniaturlager
US5378583A (en) * 1992-12-22 1995-01-03 Wisconsin Alumni Research Foundation Formation of microstructures using a preformed photoresist sheet
US5412265A (en) * 1993-04-05 1995-05-02 Ford Motor Company Planar micro-motor and method of fabrication
US5705318A (en) * 1994-06-06 1998-01-06 Case Western Reserve University Micromotors and methods of fabrication
US6360424B1 (en) 1994-06-06 2002-03-26 Case Western Reserve University Method of making micromotors with utilitarian features
US6029337A (en) * 1994-06-06 2000-02-29 Case Western Reserve University Methods of fabricating micromotors with utilitarian features
US5788468A (en) * 1994-11-03 1998-08-04 Memstek Products, Llc Microfabricated fluidic devices
US6226120B1 (en) * 1994-11-30 2001-05-01 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Three-dimensional microstructures, and methods for making three-dimensional microstructures
US7758794B2 (en) * 2001-10-29 2010-07-20 Princeton University Method of making an article comprising nanoscale patterns with reduced edge roughness
US20040137734A1 (en) * 1995-11-15 2004-07-15 Princeton University Compositions and processes for nanoimprinting
US6149160A (en) * 1997-08-08 2000-11-21 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Mechanical seals enhanced with microstructures
US5943223A (en) * 1997-10-15 1999-08-24 Reliance Electric Industrial Company Electric switches for reducing on-state power loss
JP4794966B2 (ja) * 2005-09-28 2011-10-19 Ｎｔｎ株式会社 軸受装置、これを備えたモータ、及び軸受装置の製造方法
WO2007037169A1 (ja) * 2005-09-27 2007-04-05 Ntn Corporation 滑り軸受を備えた軸受装置
JP5063916B2 (ja) * 2006-04-06 2012-10-31 Ｎｔｎ株式会社 燃料電池の燃料ガス圧縮機用滑り軸受
DE202007000609U1 (de) * 2007-01-10 2008-05-21 Ask-Kugellagerfabrik Artur Seyfert Gmbh Gleitelement für Lager, insbesondere für Gelenklager
BR112015011468A2 (pt) * 2012-11-20 2017-07-11 Federal Mogul Corp material projetado de baixo atrito e alta resistência para mancais e outras aplicações
FR2999670B1 (fr) * 2012-12-13 2014-11-28 Hydromecanique & Frottement Organe de guidage sous forme d'une bague metallique pour le montage avec frottement et avec capacite d''articulation et/ou de coulissement d'un axe.

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US1398219A (en) * 1921-11-29 Bearing
US1266381A (en) * 1916-04-13 1918-05-14 Bound Brook Oil Less Bearing Company Self-lubricating bearing.
GB145117A (en) * 1919-03-19 1920-06-21 Dann Products Company Composite element applicable to bearings, brake bands, laps and other articles and a method of making the same
FR736324A (fr) * 1931-05-09 1932-11-22 Scintilla Ag Coussinet à graissage à sec
DE683764C (de) * 1937-12-15 1939-11-15 Alfred Edouard Ricard Lager
GB536414A (en) * 1938-10-24 1941-05-14 Gen Motors Corp Improved bearings and methods of making the same
US2498873A (en) * 1945-05-30 1950-02-28 Chrysler Corp Bearing and method of making the same
FR1060501A (fr) * 1951-07-24 1954-04-02 Glacier Co Ltd Coussinet lisse avec support métallique portant une garmiture chimique
US2781549A (en) * 1952-04-19 1957-02-19 John R Milne Method of molding articles having spaced discontinuities therein
US3247080A (en) * 1962-05-31 1966-04-19 Sperry Rand Corp Method of making wear-resistant surfaces
GB1087184A (en) * 1964-06-30 1967-10-11 Ibm Method of surface hardening of a metal member
SU401203A1 (ru) * 1971-10-22 1976-11-25 Институт элементоорганических соединений АН СССР Антифрикционное изделие
DE2234428A1 (de) * 1972-07-13 1974-01-24 Bosch Gmbh Robert Verfahren zur verbesserung der verschleisseigenschaften zweier sich gegeneinander bewegender flaechen
DE2234438A1 (de) * 1972-07-13 1974-01-24 Bauer Karl Verfahren und vorrichtung zum aufbereiten von faekalien der massen-viehhaltung, insbesondere gefluegelfarmen, und von schlachtabfaellen zu hochwertigen duengemitteln
US3938868A (en) * 1974-09-23 1976-02-17 The Boeing Company Bearing lubrication system
JPS5445440A (en) * 1977-09-19 1979-04-10 Oiles Industry Co Ltd Double layer bearing and method of producing same
US4246076A (en) * 1979-12-06 1981-01-20 Xerox Corporation Method for producing nozzles for ink jet printers
US4376161A (en) * 1981-07-27 1983-03-08 Dynamics Research Corporation Encoder disc and method of manufacture
US4528079A (en) * 1983-05-25 1985-07-09 Miracle Metals, Inc. Method of mitigating boundary friction and wear in metal surfaces in sliding contacts
EP0128747A3 (en) * 1983-06-09 1985-10-16 Automotive Engine Associates Superposition of pivoted pad slider bearing and squeeze film fluid mechanics for heavily cyclically loaded machine elements
DE3415929A1 (de) * 1984-04-28 1985-10-31 Glyco-Metall-Werke Daelen & Loos Gmbh, 6200 Wiesbaden Hochbelastbares gleitlager mit inhomogener gleitschicht

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10337639A1 (de) * 2003-08-16 2005-03-10 Volkswagen Ag Verfahren zur Herstellung eines mindestens teilweise beweglichen mechanisch beanspruchten Bauteils

Also Published As

Publication number Publication date
EP0234238A1 (de) 1987-09-02
US4738010A (en) 1988-04-19
DE3605781A1 (de) 1987-09-03
DE3760339D1 (en) 1989-08-24
JPS62261715A (ja) 1987-11-13
ATE44774T1 (de) 1989-08-15
EP0234238B1 (de) 1989-07-19

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee