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EP0986690
European procedure
Extract from the Register of European Patents
EP About this file: EP0986690
| EP0986690 - VALVE FOR USE IN A WELLBORE [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.01.2004 Database last updated on 10.05.2025 | Most recent event Tooltip | 20.06.2008 | Change - representative | published on 23.07.2008 [2008/30] | Applicant(s) | For all designated states Weatherford/Lamb, Inc. 515 Post Oak Blvd., Suite 600 Houston Texas 77027 / US | [N/P] |
| Former [2002/44] | For all designated states WEATHERFORD/LAMB, INC. 515 Post Oak Blvd., Suite 600 Houston Texas 77027 / US | ||
| Former [2000/12] | For all designated states Weatherford/Lamb Inc. CSC - The United States Corporation Company, 1013 Centre Road Wilmington, DE 19805 / US | Inventor(s) | 01 /
BUDDE, Peter Waterleidingstraat 1 NL-3134 KC Vlaardingen / NL | [2000/12] | Representative(s) | Lind, Robert, et al Marks & Clerk LLP 2nd Floor, Wytham Court 11 West Way Oxford OX2 0JB / GB | [N/P] |
| Former [2008/30] | Lind, Robert, et al Marks & Clerk 4220 Nash Court Oxford Business Park South Oxford OX4 2RU / GB | ||
| Former [2000/12] | Lind, Robert, et al Marks & Clerk, Nash Court, Oxford Business Park South Oxford OX4 2RU / GB | Application number, filing date | 98925795.1 | 04.06.1998 | [2000/12] | WO1998GB01487 | Priority number, date | US19970868511 | 04.06.1997 Original published format: US 868511 | [2000/12] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9855729 | Date: | 10.12.1998 | Language: | EN | [1998/49] | Type: | A1 Application with search report | No.: | EP0986690 | Date: | 22.03.2000 | Language: | EN | The application published by WIPO in one of the EPO official languages on 10.12.1998 takes the place of the publication of the European patent application. | [2000/12] | Type: | B1 Patent specification | No.: | EP0986690 | Date: | 26.02.2003 | Language: | EN | [2003/09] | Search report(s) | International search report - published on: | EP | 10.12.1998 | Classification | IPC: | E21B21/10, F16K1/38, F16K25/00 | [2000/12] | CPC: |
E21B21/10 (EP,US);
E21B21/106 (EP,US);
E21B33/167 (EP)
| Designated contracting states | DE, FR, GB, IT, NL [2000/12] | Title | German: | VENTIL ZUR ANWENDUNG IM BOHRLOCH | [2000/12] | English: | VALVE FOR USE IN A WELLBORE | [2000/12] | French: | CLAPET DESTINE A ETRE UTILISE DANS UN PUITS DE FORAGE | [2000/12] | Entry into regional phase | 19.11.1999 | National basic fee paid | 19.11.1999 | Designation fee(s) paid | 19.11.1999 | Examination fee paid | Examination procedure | 22.12.1998 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 22.11.1999 | Examination requested [2000/12] | 18.05.2001 | Despatch of a communication from the examining division (Time limit: M04) | 26.09.2001 | Reply to a communication from the examining division | 11.12.2001 | Despatch of a communication from the examining division (Time limit: M04) | 07.03.2002 | Reply to a communication from the examining division | 29.05.2002 | Despatch of communication of intention to grant (Approval: Yes) | 05.09.2002 | Communication of intention to grant the patent | 22.10.2002 | Fee for grant paid | 22.10.2002 | Fee for publishing/printing paid | Opposition(s) | 27.11.2003 | No opposition filed within time limit [2004/08] | Fees paid | Renewal fee | 13.06.2000 | Renewal fee patent year 03 | 13.06.2001 | Renewal fee patent year 04 | 12.06.2002 | Renewal fee patent year 05 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | IT | 26.02.2003 | [2008/16] | Cited in | International search | [X]US3945390 (HUBER RICHARD); | [A]US4050473 (CHO NAKWON); | [A]US4257442 (CLAYCOMB JACK R); | [A]US4624316 (BALDRIDGE MORRIS G [US], et al); | [A]US4625762 (HASSANZADEH HEDAYAT H [US], et al); | [A]US4834183 (VINZANT MICHAEL B [US], et al); | [X]US5048555 (MIETH HANS O [DE], et al); | [AD]WO9525873 (WEATHERFORD LAMB [US], et al); | [A]GB2305678 (BAKER HUGHES INC [US]) | by applicant | WO9525873 |