EP0101597 - Process for the preparation of astaxanthine and intermediates in the astaxanthine synthesis [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.04.1989 Database last updated on 24.07.2024 | Most recent event Tooltip | 24.04.1989 | No opposition filed within time limit | published on 14.06.1989 [1989/24] | Applicant(s) | For all designated states F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Postfach 3255 4002 Basel / CH | [N/P] |
Former [1984/09] | For all designated states F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Postfach 3255 CH-4002 Basel / CH | Inventor(s) | 01 /
Bernhard, Kurt, Dr. Bündtenstrasse 11 CH-4411 Lupsingen / CH | 02 /
Müller, Robert Karl, Dr. Wettsteinallee 145 CH-4058 Basel / CH | 03 /
Spruijtenburg, Robert, Dr. Krummenrainweg 9 CH-4153 Reinach / CH | [1984/09] | Representative(s) | Lederer, Franz, et al Lederer & Keller Patentanwälte Unsöldstrasse 2 80538 München / DE | [N/P] |
Former [1987/13] | Lederer, Franz, Dr., et al Lederer, Keller & Riederer Patentanwälte Prinzregentenstrasse 16 D-80538 München / DE | ||
Cottong, Norbert A., et al Grenzacherstrasse 124 Postfach 3255 CH-4002 Basel / CH | |||
Former [1984/09] | Lederer, Franz, Dr. Lederer, Keller & Riederer, Patentanwälte, Lucile-Grahn-Strasse 22 D-81675 München / DE | ||
Cottong, Norbert A., et al Grenzacherstrasse 124 Postfach 3255 CH-4002 Basel / CH | Application number, filing date | 83107909.0 | 10.08.1983 | [1984/09] | Priority number, date | CH19820004983 | 20.08.1982 Original published format: CH 498382 | CH19830003392 | 21.06.1983 Original published format: CH 339283 | [1984/09] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0101597 | Date: | 29.02.1984 | Language: | DE | [1984/09] | Type: | A3 Search report | No.: | EP0101597 | Date: | 27.11.1985 | Language: | DE | [1985/48] | Type: | B1 Patent specification | No.: | EP0101597 | Date: | 22.06.1988 | Language: | DE | [1988/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.09.1985 | Classification | IPC: | C07C175/00, C07F7/18 | [1984/09] | CPC: |
C07C403/24 (EP,US);
C07C403/08 (EP,US);
C07C403/10 (EP,US);
C07F7/1804 (EP,US);
C07F9/5435 (EP,US);
C07C2601/16 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, NL [1984/09] | Title | German: | Verfahren zur Herstellung von Astaxanthin und Zwischenprodukten in der Astaxanthin-Synthese | [1984/09] | English: | Process for the preparation of astaxanthine and intermediates in the astaxanthine synthesis | [1984/09] | French: | Procédé pour la préparation de l'astaxanthine ainsi que les produits intermédiaires dans la synthèse de l'astaxanthine | [1984/09] | Examination procedure | 10.08.1983 | Examination requested [1984/09] | 27.11.1986 | Despatch of a communication from the examining division (Time limit: M04) | 06.04.1987 | Reply to a communication from the examining division | 28.08.1987 | Despatch of communication of intention to grant (Approval: ) | 10.12.1987 | Communication of intention to grant the patent | 12.02.1988 | Fee for grant paid | 12.02.1988 | Fee for publishing/printing paid | Opposition(s) | 23.03.1989 | No opposition filed within time limit [1989/24] | Fees paid | Renewal fee | 20.08.1985 | Renewal fee patent year 03 | 28.06.1986 | Renewal fee patent year 04 | 23.06.1987 | Renewal fee patent year 05 |
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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]DE2653838 (HOFFMANN LA ROCHE) | [Y] - TETRAHEDRON LETTERS, Nr. 49-50, 1974, Seiten 4319-4322, Pergamon Press, GB; G.M. RUBOTTOM et al.: "Peracid oxidation of trimethylsilyl enol ethers: A facile alpha-hydroxylation procedure" | [Y] - JOURNAL OF ORGANIC CHEMISTRY, Band 43, Nr. 8, 1978, Seiten 1599-1602; G.M. RUBOTTOM et al.: "m-Chloroperbenzoic acid oxidation of 2-trimethylsilyloxy-1,3-dienes. Synthesis of alpha-hydroxy and alpha-acetoxy enones" |