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EP0022688
European procedure
Extract from the Register of European Patents
EP About this file: EP0022688
| EP0022688 - Piston and method of making it [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 16.05.1984 Database last updated on 08.04.2026 | Most recent event Tooltip | 15.05.1990 | Lapse of the patent in a contracting state New state(s): AT | published on 04.07.1990 [1990/27] | Applicant(s) | For all designated states Gachot, Jean 26 bis, avenue de Paris F-95230 Soisy sous Montmorency / FR | [1981/03] | Inventor(s) | 01 /
see applicant ... | [1981/03] | Representative(s) | Bouju, André 38 Avenue de la Grande Armée F-75017 Paris / FR | [1981/03] | Application number, filing date | 80400854.8 | 13.06.1980 | [1981/03] | Priority number, date | FR19790017188 | 03.07.1979 Original published format: FR 7917188 | [1981/03] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0022688 | Date: | 21.01.1981 | Language: | FR | [1981/03] | Type: | B1 Patent specification | No.: | EP0022688 | Date: | 13.07.1983 | Language: | FR | [1983/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.10.1980 | Classification | IPC: | B23P13/04, // B23P15/10 | [1981/03] | CPC: |
B23P13/04 (EP,US);
B21C23/142 (EP,US);
B21C35/026 (EP,US);
B23P15/10 (EP,US);
E05F3/102 (EP,US);
Y10T29/49249 (EP,US);
| Designated contracting states | AT, BE, CH, DE, GB, IT, LI, LU, NL, SE [1981/03] | Title | German: | Verfahren zur Herstellung eines Kolbens und erhaltener Kolben | [1981/03] | English: | Piston and method of making it | [1981/03] | French: | Procédé pour la fabrication d'un piston et pistons en résultant | [1981/03] | Examination procedure | 18.06.1980 | Examination requested [1981/03] | 01.12.1981 | Despatch of a communication from the examining division (Time limit: M04) | 22.03.1982 | Reply to a communication from the examining division | 15.06.1982 | Despatch of a communication from the examining division (Time limit: M02) | 31.07.1982 | Reply to a communication from the examining division | 04.10.1982 | Despatch of communication of intention to grant (Approval: ) | 03.01.1983 | Communication of intention to grant the patent | 28.02.1983 | Fee for grant paid | 28.02.1983 | Fee for publishing/printing paid | Opposition(s) | 14.04.1984 | No opposition filed within time limit [1984/29] | Fees paid | Renewal fee | 12.05.1982 | Renewal fee patent year 03 | 14.06.1983 | 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. | Lapses during opposition Tooltip | AT | 13.07.1983 | NL | 13.07.1983 | SE | 13.07.1983 | [1985/25] |
| Former [1984/08] | NL | 13.07.1983 | |
| SE | 13.07.1983 | ||
| Former [1983/44] | SE | 13.07.1983 | |