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EP0000536
European procedure
Extract from the Register of European Patents
EP About this file: EP0000536
| EP0000536 - Process for the separation of solutions containing vinyl oxirane [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 27.07.2024 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] | Inventor(s) | 01 /
Seifert, Hermann, Dr. Ruwergasse 4 D-5000 Koeln 80 / DE | 02 /
Waldmann, Helmut, Dr. Carl-Rumpff-Strasse 59 D-5090 Leverkusen 1 / DE | 03 /
Schwerdtel, Wulf, Dr. Hegelstrasse 9 D-5090 Leverkusen 1 / DE | 04 /
Swodenk, Wolfgang, Dr. Auf dem Broich 5 D-5068 Odenthal / DE | [N/P] | Application number, filing date | 78100423.9 | 18.07.1978 | Priority number, date | DE19772734241 | 29.07.1977 Original published format: DE 2734241 | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0000536 | Date: | 07.02.1979 | Language: | DE | [N/P] | Type: | B1 Patent specification | No.: | EP0000536 | Date: | 02.12.1981 | Language: | DE | [1981/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.11.1978 | Classification | IPC: | C07D303/04, C07D301/32 | [1981/48] | CPC: |
C07D301/32 (EP);
C07D303/04 (EP)
| Designated contracting states | DE [1981/48] |
| Former [N/P] | BE, CH, DE, FR, GB, NL | Title | German: | Verfahren zur Auftrennung vinyloxiranhaltiger Lösungen | English: | Process for the separation of solutions containing vinyl oxirane | French: | Procédé de séparation de solutions contenant du vinyloxiranne | File destroyed: | 03.08.1995 | Examination procedure | 18.07.1978 | Examination requested | 03.07.1979 | Despatch of a communication from the examining division (Time limit: {0}) | 08.05.1980 | Despatch of a communication from the examining division (Time limit: M03) | 12.07.1980 | Reply to a communication from the examining division | 23.01.1981 | Despatch of communication of intention to grant (Approval: ) | 20.05.1981 | Communication of intention to grant the patent | 29.06.1981 | Fee for grant paid | 29.06.1981 | Fee for publishing/printing paid | Opposition(s) | 02.09.1982 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 27.06.1980 | Renewal fee patent year 03 | 08.07.1981 | 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 | [XD]GB846534 (COLUMBIA SOUTHERN CHEM CORP); | [X]FR2309550 (BAYER AG [DE]) |