EP0172140 - Process for the preparation of pyridine-2,3-dicarboxylic-acid derivatives and 1-amino-1,2,3,4-tetrahydro-pyridine-2,3-dicarboxylic acid derivatives and 2,4-dihydropyridine-2,3-dicarboxylic-acid derivatives [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.06.1990 Database last updated on 18.10.2024 | Most recent event Tooltip | 28.06.1990 | No opposition filed within time limit | published on 16.08.1990 [1990/33] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
Former [1986/08] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Waldner, Adrian, Dr. Holeeweg 39 CH-4123 Allschwil / CH | [1986/08] | Application number, filing date | 85810362.5 | 05.08.1985 | [1986/08] | Priority number, date | CH19840003838 | 10.08.1984 Original published format: CH 383884 | [1986/08] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0172140 | Date: | 19.02.1986 | Language: | DE | [1986/08] | Type: | A3 Search report | No.: | EP0172140 | Date: | 29.10.1986 | Language: | DE | [1986/44] | Type: | B1 Patent specification | No.: | EP0172140 | Date: | 06.09.1989 | Language: | DE | [1989/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.09.1986 | Classification | IPC: | C07D471/04, // C07D213/79, C07D213/81 ,(C07D471/04, 221:00, 209:00) | [1986/08] | CPC: |
C07D213/803 (EP,US);
C07D213/81 (EP,US);
C07D471/04 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, NL, SE [1986/08] | Title | German: | Verfahren zur Herstellung von Pyridin-2,3-dicarbonsäurederivaten und neue 1-Amino-1,2,3,4-tetrahydropyridin-2,3-dicarbonsäurederivate und 1,4-Dihydropyridin-2,3-dicarbonsäurederivate | [1986/08] | English: | Process for the preparation of pyridine-2,3-dicarboxylic-acid derivatives and 1-amino-1,2,3,4-tetrahydro-pyridine-2,3-dicarboxylic acid derivatives and 2,4-dihydropyridine-2,3-dicarboxylic-acid derivatives | [1986/08] | French: | Procédé pour la préparation de dérivés de la pyridine-2,3-dicarboxylique et de dérivés de 1-amino-1,2,3,4-tétrahydropyridine-2,3-dicarboxylique et de 1,4-dihydropyridine-2,3-dicarboxyliques | [1986/08] | Examination procedure | 07.08.1985 | Examination requested [1986/08] | 02.05.1988 | Despatch of a communication from the examining division (Time limit: M02) | 06.07.1988 | Reply to a communication from the examining division | 25.08.1988 | Despatch of a communication from the examining division (Time limit: M02) | 07.10.1988 | Reply to a communication from the examining division | 28.11.1988 | Despatch of communication of intention to grant (Approval: Yes) | 13.03.1989 | Communication of intention to grant the patent | 08.06.1989 | Fee for grant paid | 08.06.1989 | Fee for publishing/printing paid | Opposition(s) | 06.06.1990 | No opposition filed within time limit [1990/33] | Fees paid | Renewal fee | 30.06.1987 | Renewal fee patent year 03 | 28.06.1988 | Renewal fee patent year 04 | 28.06.1989 | Renewal fee patent year 05 |
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