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EP0065211
European procedure
Extract from the Register of European Patents
EP About this file: EP0065211
| EP0065211 - Azo compounds, process for their preparation and their use as dyestuffs [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.01.1986 Database last updated on 24.08.2024 | Most recent event Tooltip | 07.03.1997 | Lapse of the patent in a contracting state | published on 23.04.1997 [1997/17] | Applicant(s) | For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE | [N/P] |
| Former [1982/47] | For all designated states HOECHST AKTIENGESELLSCHAFT D-65926 Frankfurt am Main / DE | Inventor(s) | 01 /
Meininger, Fritz, Dr. Loreleistrasse 7 D-6230 Frankfurt am Main 80 / DE | 02 /
Otten, Joachim, Dr. Verstorben / DE | [1982/47] | Application number, filing date | 82103860.1 | 05.05.1982 | [1982/47] | Priority number, date | DE19813118402 | 09.05.1981 Original published format: DE 3118402 | [1982/47] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0065211 | Date: | 24.11.1982 | Language: | DE | [1982/47] | Type: | B1 Patent specification | No.: | EP0065211 | Date: | 20.02.1985 | Language: | DE | [1985/08] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.08.1982 | Classification | IPC: | C09B62/085, C09B62/51, D06P3/10, D06P3/60 | [1982/47] | CPC: |
C09B62/4413 (EP)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1982/47] | Title | German: | Azoverbindungen, Verfahren zu ihrer Herstellung und ihre Verwendung als Farbstoffe | [1982/47] | English: | Azo compounds, process for their preparation and their use as dyestuffs | [1982/47] | French: | Composés azoiques, procédé pour leur préparation et leur utilisation comme colorants | [1982/47] | Examination procedure | 27.12.1982 | Examination requested [1983/10] | 20.05.1983 | Despatch of a communication from the examining division (Time limit: M09) | 13.02.1984 | Reply to a communication from the examining division | 08.06.1984 | Despatch of communication of intention to grant (Approval: ) | 06.08.1984 | Communication of intention to grant the patent | 02.11.1984 | Fee for grant paid | 02.11.1984 | Fee for publishing/printing paid | Opposition(s) | 22.11.1985 | No opposition filed within time limit [1986/08] | Fees paid | Renewal fee | 11.04.1984 | Renewal fee patent year 03 |
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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]FR2430442 (CIBA GEIGY AG [CH]) |