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EP0052461
European procedure
Extract from the Register of European Patents
EP About this file: EP0052461
| EP0052461 - Scroll-type fluid displacement apparatus with means for counteracting centrifugal forces [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.06.1987 Database last updated on 31.08.2024 | Most recent event Tooltip | 09.06.1987 | No opposition filed within time limit | published on 29.07.1987 [1987/31] | Applicant(s) | For all designated states SANDEN CORPORATION 20 Kotobuki-cho Isesaki-shi Gunma-ken / JP | [N/P] |
| Former [1983/28] | For all designated states SANDEN CORPORATION 20 Kotobuki-cho Isesaki-shi Gunma-ken / JP | ||
| Former [1982/21] | For all designated states SANKYO ELECTRIC COMPANY LIMITED 20 Kotobuki-cho Isesaki-shi, Gunma-ken / JP | Inventor(s) | 01 /
Iimori, Takayuki No. 7, 2 Miyabisou 4-10, 2-chome, Tsukiji Kamifukuoka-shi Saitama-ken / JP | [1982/21] | Representative(s) | Pritchard, Colin Hubert, et al Mathys & Squire 100 Grays Inn Road London WC1X 8AL / GB | [1982/21] | Application number, filing date | 81305227.1 | 03.11.1981 | [1982/21] | Priority number, date | JP19800161094U | 10.11.1980 Original published format: JP 16109480 U | [1982/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0052461 | Date: | 26.05.1982 | Language: | EN | [1982/21] | Type: | B1 Patent specification | No.: | EP0052461 | Date: | 13.08.1986 | Language: | EN | [1986/33] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.03.1982 | Classification | IPC: | F01C21/00 | [1982/21] | CPC: |
F01C21/008 (EP,US);
F01C17/066 (EP,US);
F01C21/003 (EP,US);
F16F15/28 (EP,US);
F04C2240/807 (EP,US)
| Designated contracting states | DE, FR, GB, IT, SE [1982/21] | Title | German: | Fluidumverdrängeranlage mit Exzenterschneckenelementen und Mitteln zum Entgegenwirken von Fliehkräften | [1982/21] | English: | Scroll-type fluid displacement apparatus with means for counteracting centrifugal forces | [1982/21] | French: | Appareil à déplacement de fluide à volutes imbriquées ayant des moyens pour compenser des forces centrifuges | [1982/21] | Examination procedure | 04.11.1982 | Examination requested [1983/02] | 19.10.1983 | Despatch of a communication from the examining division (Time limit: M06) | 19.04.1984 | Reply to a communication from the examining division | 06.09.1984 | Despatch of a communication from the examining division (Time limit: M08) | 19.04.1985 | Reply to a communication from the examining division | 14.11.1985 | Despatch of communication of intention to grant (Approval: ) | 16.01.1986 | Communication of intention to grant the patent | 08.04.1986 | Fee for grant paid | 08.04.1986 | Fee for publishing/printing paid | Opposition(s) | 14.05.1987 | No opposition filed within time limit [1987/31] | Fees paid | Renewal fee | 09.11.1983 | Renewal fee patent year 03 | 29.10.1984 | Renewal fee patent year 04 | 09.11.1985 | 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. | Documents cited: | Search | US1906142 [ ] (JOHN EKELOF); | GB486192 [ ] (CFCMUG); | US3874827 [ ] (YOUNG NIELS O); | US3986799 [ ] (MCCULLOUGH JOHN E); | US4082484 [ ] (MCCULLOUGH JOHN E) | Examination | EP0037658 | EP0052234 |