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EP0077711
European procedure
Extract from the Register of European Patents
EP About this file: EP0077711
| EP0077711 - Catalytic exhaust gas purification apparatus for an internal-combustion engine [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.03.1987 Database last updated on 26.07.2024 | Most recent event Tooltip | 18.03.1987 | No opposition filed within time limit | published on 06.05.1987 [1987/19] | Applicant(s) | For all designated states Institut Français du Pétrole 4, Avenue de Bois Préau 92502 Rueil-Malmaison / FR | [N/P] |
| Former [1983/17] | For all designated states INSTITUT FRANCAIS DU PETROLE 4, Avenue de Bois Préau F-92502 Rueil-Malmaison / FR | Inventor(s) | 01 /
Prigent, Michel 11, rue des Marronniers F-92500 Rueil-Malmaison / FR | [1983/17] | Application number, filing date | 82401844.4 | 07.10.1982 | [1983/17] | Priority number, date | FR19810019373 | 13.10.1981 Original published format: FR 8119373 | [1983/17] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0077711 | Date: | 27.04.1983 | Language: | FR | [1983/17] | Type: | B1 Patent specification | No.: | EP0077711 | Date: | 07.05.1986 | Language: | FR | [1986/19] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.02.1983 | Classification | IPC: | F01N3/28 | [1983/17] | CPC: |
F01N3/2846 (EP,US);
F01N3/24 (KR);
F01N2350/08 (EP,US)
| Designated contracting states | AT, BE, CH, DE, GB, IT, LI, LU, NL, SE [1983/17] | Title | German: | Katalytische Abgasreinigungsanlage für eine Brennkraftmaschine | [1983/17] | English: | Catalytic exhaust gas purification apparatus for an internal-combustion engine | [1983/17] | French: | Pot catalytique pour l'épuration des gaz d'échappement d'un moteur à combustion interne | [1983/17] | Examination procedure | 29.07.1983 | Examination requested [1983/40] | 30.05.1984 | Despatch of a communication from the examining division (Time limit: M04) | 07.09.1984 | Reply to a communication from the examining division | 07.11.1984 | Despatch of a communication from the examining division (Time limit: M04) | 18.02.1985 | Reply to a communication from the examining division | 22.03.1985 | Despatch of a communication from the examining division (Time limit: M02) | 11.05.1985 | Reply to a communication from the examining division | 10.09.1985 | Despatch of communication of intention to grant (Approval: ) | 01.10.1985 | Communication of intention to grant the patent | 28.12.1985 | Fee for grant paid | 28.12.1985 | Fee for publishing/printing paid | Opposition(s) | 10.02.1987 | No opposition filed within time limit [1987/19] | Fees paid | Renewal fee | 22.10.1984 | Renewal fee patent year 03 | 01.09.1985 | 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 | [YD]FR1299792 (AMERICAN CYANAMID CO); | [YD]US3594131 (PALMA TED V DE, et al); | [YD]FR2198536 (KNAPSACK AG [DE]); | [YD]DE2310843 (ZEUNA STAERKER KG); | [AD]FR2270444 (INST FRANCAIS DU PETROLE [FR]); | [AD]FR2373677 (HOECHST AG [DE]) |