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EP0086745
European procedure
Extract from the Register of European Patents
EP About this file: EP0086745
| EP0086745 - Process for the preparation of a very pure commercial form of 4,2',4'-trichloro-2-hydroxydiphenyl ether [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.10.1985 Database last updated on 04.11.2024 | Most recent event Tooltip | 02.10.1985 | No opposition filed within time limit | published on 04.12.1985 [1985/49] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
| Former [1983/34] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Schreiber, Werner Riehenstrasse 264 CH-4058 Basel / CH | 02 /
Märky, Michael, Dr. Kurzelängeweg 1 CH-4123 Allschwil / CH | [1983/34] | Application number, filing date | 83810049.3 | 07.02.1983 | [1983/34] | Priority number, date | CH19820000853 | 11.02.1982 Original published format: CH 85382 | [1983/34] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0086745 | Date: | 24.08.1983 | Language: | DE | [1983/34] | Type: | B1 Patent specification | No.: | EP0086745 | Date: | 14.11.1984 | Language: | DE | [1984/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.06.1983 | Classification | IPC: | C07C43/295, C07C41/34 | [1983/34] | CPC: |
C07C41/26 (EP,US);
C07C41/38 (EP,US);
C07C41/40 (EP,US)
| C-Set: |
C07C41/26, C07C43/295 (EP,US);
C07C41/38, C07C43/295 (US,EP);
C07C41/40, C07C43/295 (US,EP)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI [1983/34] | Title | German: | Verfahren zur Herstellung einer sehr reinen Handelsform von 4,2',4'-Trichlor-2-hydroxydiphenyläther | [1983/34] | English: | Process for the preparation of a very pure commercial form of 4,2',4'-trichloro-2-hydroxydiphenyl ether | [1983/34] | French: | Procédé pour la préparation d'une forme commerciale très pure d'éther 4,2',4'-trichloro-2-hydroxy diphényl | [1983/34] | Examination procedure | 09.02.1983 | Examination requested [1983/34] | 07.02.1984 | Despatch of communication of intention to grant (Approval: ) | 03.05.1984 | Communication of intention to grant the patent | 27.06.1984 | Fee for grant paid | 27.06.1984 | Fee for publishing/printing paid | Opposition(s) | 15.08.1985 | No opposition filed within time limit [1985/49] |
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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 | [AD]DE1216882 (GEIGY AG J R); | [A]EP0034723 (HOECHST AG [DE]) |