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EP0855491
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Extract from the Register of European Patents
EP About this file: EP0855491
| EP0855491 - Subterranean wellbore tool [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 14.01.2005 Database last updated on 12.07.2024 | Most recent event Tooltip | 14.01.2005 | Application deemed to be withdrawn | published on 02.03.2005 [2005/09] | Applicant(s) | For all designated states HALLIBURTON ENERGY SERVICES, INC. P.O. Box 819052 Dallas Texas 75381-9052 / US | [N/P] |
| Former [1998/31] | For all designated states Halliburton Energy Services, Inc. P.O. Box 819052 Dallas, Texas 75381-9052 / US | Inventor(s) | 01 /
Shy, Perry C. 1005 Raven Bend Court Southlake, Texas 76092 / US | [1998/31] | Representative(s) | Curtis, Philip Anthony, et al A.A. Thornton & Co. 10 Old Bailey London EC4M 7NG / GB | [N/P] |
| Former [1998/31] | Curtis, Philip Anthony, et al A.A. Thornton & Co., Northumberland House, 303-306 High Holborn London WC1V 7LE / GB | Application number, filing date | 98300576.0 | 27.01.1998 | [1998/31] | Priority number, date | US19970787341 | 28.01.1997 Original published format: US 787341 | [1998/31] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0855491 | Date: | 29.07.1998 | Language: | EN | [1998/31] | Type: | A3 Search report | No.: | EP0855491 | Date: | 18.10.2000 | [2000/42] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.09.2000 | Classification | IPC: | E21B23/04 | [1998/31] | CPC: |
E21B23/00 (EP,US);
E21B33/12 (EP,US);
E21B33/134 (EP,US);
E21B34/10 (EP,US)
| Designated contracting states | DK, GB, NL [2001/27] |
| Former [1998/31] | AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Bohrlochwerkzeug | [1998/31] | English: | Subterranean wellbore tool | [1998/31] | French: | Outil de fond de puits | [1998/31] | Examination procedure | 05.03.2001 | Examination requested [2001/18] | 03.08.2004 | Application deemed to be withdrawn, date of legal effect [2005/09] | 07.09.2004 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [2005/09] | Fees paid | Renewal fee | 10.01.2000 | Renewal fee patent year 03 | 11.01.2001 | Renewal fee patent year 04 | 14.01.2002 | Renewal fee patent year 05 | 14.01.2003 | Renewal fee patent year 06 | Penalty fee | Additional fee for renewal fee | 31.01.2004 | 07 M06 Not yet paid |
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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 | [X]US4109724 (BARRINGTON BURCHUS Q) [X] 1-7 * column 9, line 38 - line 61 *; | [X]US4657082 (RINGGENBERG PAUL D [US]) [X] 1-7 * column 7, line 64 - column 8, line 40 *; | [PX]WO9706344 (FRENCH CLIVE JOHN [GB]) [PX] 1 * page 18, line 26 - page 21, line 5 *; | [PA]EP0775803 (HALLIBURTON CO [US]) [PA] 1* column 20, line 58 - column 21, line 30 * | by applicant | US19960677305 |