EP0371576 - Non-rotating plug set [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.04.1995 Database last updated on 31.08.2024 | Most recent event Tooltip | 24.04.1995 | No opposition filed within time limit | published on 14.06.1995 [1995/24] | Applicant(s) | For all designated states HALLIBURTON COMPANY P.O. Drawer 1431 Duncan Oklahoma 73536 / US | [N/P] |
Former [1990/23] | For all designated states HALLIBURTON COMPANY P.O. Drawer 1431 Duncan Oklahoma 73536 / US | Inventor(s) | 01 /
Watson, Brock W. 427 South 27th Duncan Oklahoma 73533 / US | 02 /
Freeman, T. Austin 3222 Lanesbrook Court Duncan Oklahoma 73533 / US | [1990/23] | Representative(s) | Wain, Christopher Paul, et al A.A. Thornton & Co. 235 High Holborn London WC1V 7LE / GB | [N/P] |
Former [1990/23] | Wain, Christopher Paul, et al A.A. THORNTON & CO. Northumberland House 303-306 High Holborn London WC1V 7LE / GB | Application number, filing date | 89304094.9 | 25.04.1989 | [1990/23] | Priority number, date | US19880266413 | 02.11.1988 Original published format: US 266413 | [1990/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0371576 | Date: | 06.06.1990 | Language: | EN | [1990/23] | Type: | B1 Patent specification | No.: | EP0371576 | Date: | 22.06.1994 | Language: | EN | [1994/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.03.1990 | Classification | IPC: | E21B33/16, E21B29/00 | [1990/23] | CPC: |
E21B29/00 (EP,US);
E21B33/1204 (EP,US);
E21B33/167 (EP,US)
| Designated contracting states | DE, GB, NL [1990/23] | Title | German: | Nichtrotierende Propfeneinrichtung | [1990/23] | English: | Non-rotating plug set | [1990/23] | French: | Ensemble de bouchons non rotatifs | [1990/23] | Examination procedure | 16.07.1990 | Examination requested [1990/38] | 22.11.1991 | Despatch of a communication from the examining division (Time limit: M06) | 11.05.1992 | Reply to a communication from the examining division | 28.08.1992 | Despatch of a communication from the examining division (Time limit: M06) | 08.01.1993 | Reply to a communication from the examining division | 27.07.1993 | Despatch of communication of intention to grant (Approval: No) | 10.11.1993 | Despatch of communication of intention to grant (Approval: later approval) | 23.12.1993 | Communication of intention to grant the patent | 10.02.1994 | Fee for grant paid | 10.02.1994 | Fee for publishing/printing paid | Opposition(s) | 23.03.1995 | No opposition filed within time limit [1995/24] | Fees paid | Renewal fee | 12.04.1991 | Renewal fee patent year 03 | 10.04.1992 | Renewal fee patent year 04 | 13.04.1993 | Renewal fee patent year 05 | 11.04.1994 | Renewal fee patent year 06 |
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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. | Documents cited: | Search | [A]US2165433 (WICKERSHAM NEWTON W); | [A]US3329450 (CURRENT JAMES H); | [Y]US3550683 (COMEAUX BOBBY G); | [Y]US4175619 (DAVIS CARL A [US]); | [A]US4190112 (DAVIS CARL A [US]); | [A]US4190111 (DAVID CARL A [US]); | [Y]US4711300 (WARDLAW III LOUIS J [US], et al) |