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EP0022357
European procedure
Extract from the Register of European Patents
EP About this file: EP0022357
| EP0022357 - Down-hole separator for separating oil and water in a well [Right-click to bookmark this link] | |||
| Former [1981/02] | Down-hole separator for wells and method for separating oil and water in a well | ||
| [1983/50] | Status | No opposition filed within time limit Status updated on 17.10.1984 Database last updated on 07.06.2024 | Most recent event Tooltip | 17.10.1984 | No opposition filed within time limit | published on 19.12.1984 [1984/51] | Applicant(s) | For all designated states Price, Ernest H. 1266 Pepper Drive El Centro, California 92243 / US | [1981/02] | Inventor(s) | 01 /
see applicant ... | [1981/02] | Representative(s) | Roos, Michael John KILBURN & STRODE 30 John Street London WC1N 2DD / GB | [1981/02] | Application number, filing date | 80302261.5 | 03.07.1980 | [1981/02] | Priority number, date | US19790055158 | 06.07.1979 Original published format: US 55158 | [1981/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0022357 | Date: | 14.01.1981 | Language: | EN | [1981/02] | Type: | B1 Patent specification | No.: | EP0022357 | Date: | 14.12.1983 | Language: | EN | [1983/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.10.1980 | Classification | IPC: | E21B43/38, B01D13/00, B01D17/00 | [1981/02] | CPC: |
B01D63/06 (EP);
B01D63/10 (EP,US);
B01D17/085 (EP,US);
E21B43/385 (EP,US);
B01D2313/243 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1981/02] | Title | German: | Trennvorrichtung im Bohrloch zum Trennen von Öl und Wasser in einem Bohrloch | [1983/50] | English: | Down-hole separator for separating oil and water in a well | [1983/50] | French: | Séparateur de fonds de puits pour séparer l'huile et l'eau dans un puits | [1983/50] |
| Former [1981/02] | Trennvorrichtung für Bohrloch und Verfahren zum Trennen von Öl und Wasser in einem Bohrloch | ||
| Former [1981/02] | Down-hole separator for wells and method for separating oil and water in a well | ||
| Former [1981/02] | Séparateur de fonds de puits et procédé pour séparer l'huile et l'eau dans un puits | Examination procedure | 02.03.1981 | Examination requested [1981/20] | 28.01.1982 | Despatch of a communication from the examining division (Time limit: M04) | 21.05.1982 | Reply to a communication from the examining division | 17.03.1983 | Despatch of communication of intention to grant (Approval: ) | 26.05.1983 | Communication of intention to grant the patent | 19.07.1983 | Fee for grant paid | 19.07.1983 | Fee for publishing/printing paid | Opposition(s) | 15.09.1984 | No opposition filed within time limit [1984/51] | Fees paid | Renewal fee | 14.07.1982 | Renewal fee patent year 03 | 16.07.1983 | 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 | US2214064 [ ] (NILES JOSEPH A); | US2281801 [ ] (REYNOLDS JOSEPH H, et al); | US2986215 [ ] (BARR CLIFFORD L); | US3167125 [ ] (BRYAN WARREN P); | US3283813 [ ] (BROWNSCOMBE EUGENE R, et al); | US3363692 [ ] (BISHOP HAROLD B); | US3406831 [ ] (BUSH JOHN H, et al); | US3898158 [ ] (MILLER EDWARD F); | US3977967 [ ] (TRULSON OLOF CONRAD, et al); | US4111812 [ ] (BADDOUR RAYMOND F); | GB2014184 [ ] (ASAHI CHEMICAL IND); | US4171017 [ ] (KLASS DONALD L [US]) |