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EP0451058
European procedure
Extract from the Register of European Patents
EP About this file: EP0451058
| EP0451058 - Method and apparatus for discarding a tubing in an access well to a salt cavity for gas storage [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.04.1995 Database last updated on 20.05.2024 | Most recent event Tooltip | 24.04.1995 | No opposition filed within time limit | published on 14.06.1995 [1995/24] | Applicant(s) | For:GB
Schlumberger Limited 277 Park Avenue New York, N.Y. 10172 / US | For:DE
IT
SCHLUMBERGER TECHNOLOGY B.V. Carnegielaan 2 NL-2517 KB Den Haag / NL | For:NL
Schlumberger Holdings Limited P.O. Box 71 Craigmuir Chambers Road Town, Tortola / VG | [N/P] |
| Former [1991/41] | For:GB
SCHLUMBERGER LIMITED 277 Park Avenue New York, N.Y. 10172 / US | ||
| For:DE
IT
SCHLUMBERGER TECHNOLOGY B.V. Carnegielaan 2 NL-2517 KB Den Haag / NL | |||
| For:NL
SCHLUMBERGER HOLDINGS LIMITED P.O. Box 71, Craigmuir Chambers Road Town, Tortola / VG | Inventor(s) | 01 /
Goldschild, Pierre 3, chemin de la Touffe F-77878 Vulaines sur Seine / FR | [1991/41] | Representative(s) | Hagel, Francis, et al Etudes et Productions Schlumberger A L'ATTENTION DU SERVICE BREVETS 26, rue de la Cavée B.P. 202 92142 Clamart Cédex / FR | [N/P] |
| Former [1991/41] | Hagel, Francis, et al Etudes et Productions Schlumberger A L'ATTENTION DU SERVICE BREVETS 26, rue de la Cavée B.P. 202 F-92142 Clamart Cédex / FR | Application number, filing date | 91400921.2 | 05.04.1991 | [1991/41] | Priority number, date | FR19900004386 | 05.04.1990 Original published format: FR 9004386 | [1991/41] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0451058 | Date: | 09.10.1991 | Language: | FR | [1991/41] | Type: | B1 Patent specification | No.: | EP0451058 | Date: | 22.06.1994 | Language: | FR | [1994/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.08.1991 | Classification | IPC: | E21B29/00, E21B31/16, E21B31/20, B65G5/00 | [1991/41] | CPC: |
B65G5/00 (EP);
E21B23/006 (EP);
E21B29/005 (EP);
E21B31/16 (EP);
E21B31/20 (EP)
| Designated contracting states | DE, GB, IT, NL [1991/41] | Title | German: | Verfahren und Vorrichtung zum Ablegen eines Steigrohres in einem Zugangsbohrloch einer Salzkaverne für Gasspeicherung | [1991/41] | English: | Method and apparatus for discarding a tubing in an access well to a salt cavity for gas storage | [1991/41] | French: | Procédé et dispositif d'élimination d'un tubage disposé dans un puits d'accès à une cavité saline de stockage de gaz | [1991/41] | Examination procedure | 04.04.1992 | Examination requested [1992/23] | 19.07.1993 | Despatch of communication of intention to grant (Approval: Yes) | 06.12.1993 | Communication of intention to grant the patent | 28.01.1994 | Fee for grant paid | 28.01.1994 | Fee for publishing/printing paid | Opposition(s) | 23.03.1995 | No opposition filed within time limit [1995/24] | Fees paid | Renewal fee | 02.04.1993 | Renewal fee patent year 03 | 13.04.1994 | Renewal fee patent year 04 |
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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]US2481637 ; | [A]US4047568 ; | [A]US4550781 ; | [A]US3045752 ; | [A]US3019840 ; | [A]US3277654 |