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EP0049711
European procedure
Extract from the Register of European Patents
EP About this file: EP0049711
| EP0049711 - Process for the production of nitro-amino-benzenes [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.01.1985 Database last updated on 02.11.2024 | Most recent event Tooltip | 14.01.1985 | No opposition filed within time limit | published on 20.03.1985 [1985/12] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
| Former [1982/16] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Schössler, Willi, Dr. Hahnenweg 2 D-5000 Koeln 80 / DE | 02 /
Blank, Heinz-Ulrich, Dr. Am Geusfelde 35 D-5068 Odenthal / DE | 03 /
Dürholz, Friedrich, Dr. Knusthöhe 40 D-5630 Remscheid 11 / DE | [1982/16] | Application number, filing date | 80106383.5 | 20.10.1980 | [1982/16] | Priority number, date | DE19803038394 | 10.10.1980 Original published format: DE 3038394 | [1982/16] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0049711 | Date: | 21.04.1982 | Language: | DE | [1982/16] | Type: | B1 Patent specification | No.: | EP0049711 | Date: | 29.02.1984 | Language: | DE | [1984/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.01.1982 | Classification | IPC: | C07C93/14, C07C87/60, C07C85/24 | [1982/16] | CPC: |
C07C217/84 (EP);
C07C211/52 (EP);
Y02P20/55 (EP)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, SE [1982/16] | Title | German: | Verfahren zur Herstellung von Nitroaminobenzolen | [1982/16] | English: | Process for the production of nitro-amino-benzenes | [1982/16] | French: | Procédé pour la préparation de nitro-aminobenzènes | [1982/16] | Examination procedure | 20.10.1980 | Examination requested [1982/16] | 19.10.1982 | Despatch of a communication from the examining division (Time limit: M04) | 18.11.1982 | Reply to a communication from the examining division | 06.05.1983 | Despatch of communication of intention to grant (Approval: ) | 08.08.1983 | Communication of intention to grant the patent | 13.08.1983 | Fee for grant paid | 13.08.1983 | Fee for publishing/printing paid | Opposition(s) | 30.11.1984 | No opposition filed within time limit [1985/12] | Fees paid | Renewal fee | 15.10.1982 | Renewal fee patent year 03 | 28.09.1983 | 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 | US1963598 [ ] (TINKER JOHN M, et al); | US2525508 [ ] (ZIMMERMAN BERNHARD G); | DE2226405 [ ] (HOECHST AG) |