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EP0461653
European procedure
Extract from the Register of European Patents
EP About this file: EP0461653
| EP0461653 - Process for producing beta-carotene, and intermediate compounds useful for the process [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.07.1995 Database last updated on 15.05.2024 | Most recent event Tooltip | 15.07.1995 | No opposition filed within time limit | published on 06.09.1995 [1995/36] | Applicant(s) | For all designated states KURARAY CO., LTD. 1621 Sakazu Kurashiki-City / JP | [1991/51] | Inventor(s) | 01 /
Mori, Toshiki 1, Kurashiki-machi, Nakajyo-cho Kitakanbara-gun, Niigata Prefecture / JP | 02 /
Fujii, Hiroshi 1, Kurashiki-machi, Nakajyo-cho Kitakanbara-gun, Niigata Prefecture / JP | 03 /
Onishi, Takashi 1, Kurashiki-machi, Nakajyo-cho Kitakanbara-gun, Niigata Prefecture / JP | 04 /
Yamamoto, Kazuo Diapalace-1008, 4-10, Higashisaiwai-cho Niigata City, Niigata Prefecture / JP | [1991/51] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
| Former [1991/51] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | Application number, filing date | 91109726.9 | 13.06.1991 | [1991/51] | Priority number, date | JP19900156869 | 14.06.1990 Original published format: JP 15686990 | JP19900156870 | 14.06.1990 Original published format: JP 15687090 | JP19900256028 | 25.09.1990 Original published format: JP 25602890 | [1991/51] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0461653 | Date: | 18.12.1991 | Language: | EN | [1991/51] | Type: | B1 Patent specification | No.: | EP0461653 | Date: | 14.09.1994 | Language: | EN | [1994/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.09.1991 | Classification | IPC: | C07C403/24, C07C317/24 | [1991/51] | CPC: |
C07C403/24 (EP,US);
C07C403/22 (EP,US);
C07C2601/16 (EP,US);
Y02P20/55 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1991/51] | Title | German: | Verfahren zur Herstellung von Beta-Carotin und für dieses Verfahren verwendbare Zwischenprodukte | [1991/51] | English: | Process for producing beta-carotene, and intermediate compounds useful for the process | [1991/51] | French: | Procédé pour la préparation de bêta-carotène et composés intermédiaires utilisables pour ce procédé | [1991/51] | Examination procedure | 26.03.1992 | Examination requested [1992/22] | 02.09.1993 | Despatch of a communication from the examining division (Time limit: M04) | 02.12.1993 | Reply to a communication from the examining division | 23.12.1993 | Despatch of communication of intention to grant (Approval: Yes) | 08.03.1994 | Communication of intention to grant the patent | 16.06.1994 | Fee for grant paid | 16.06.1994 | Fee for publishing/printing paid | Opposition(s) | 15.06.1995 | No opposition filed within time limit [1995/36] | Fees paid | Renewal fee | 29.06.1993 | Renewal fee patent year 03 | 30.06.1994 | 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 | [A]US4331814 (CHABARDES PIERRE, et al); | [A]DE2708210 ; | [A]US4474983 (CHABARDES PIERRE [FR], et al); | [A]EP0298404 (HOFFMANN LA ROCHE [CH]) | [A] - THE JOURNAL OF ORGANIC CHEMISTRY, vol. 51, no. 15, 1986, American Chemical Society OTERA et al. "StereocontrolledSynthesis of Vitamin A througha Double Elimination Reaction.A Novel Convergent C10 + C10 Route" Pages 3834-3838 |