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EP0404936
European procedure
Extract from the Register of European Patents
EP About this file: EP0404936
| EP0404936 - PREPARATION OF VITAMIN D2 AND VITAMIN D3, OR ACTIVE VITAMIN D2 AND ACTIVE VITAMIN D3, OR THEIR DERIVATIVES [Right-click to bookmark this link] | |||
| Former [1991/01] | PREPARATION OF VITAMIN D 2? AND VITAMIN D 3?, OR ACTIVE VITAMIN D 2? AND ACTIVE VITAMIN D 3?, OR THEIR DERIVATIVES | ||
| [1994/21] | Status | No opposition filed within time limit Status updated on 30.03.1995 Database last updated on 02.11.2024 | Most recent event Tooltip | 30.03.1995 | No opposition filed within time limit | published on 17.05.1995 [1995/20] | Applicant(s) | For all designated states DAIDO HOXAN INC. 2, Nishi 1-chome Kita 3-jo Chuo-ku Sapporo / JP | [N/P] |
| Former [1994/05] | For all designated states DAIDO HOXAN INC. 2, Nishi 1-chome Kita 3-jo Chuo-ku Sapporo / JP | ||
| Former [1991/01] | For all designated states HOXAN CORPORATION 2, Nishi 1-chome Kita 3-jo Chuo-ku Sapporo-shi Hokkaido 060 / JP | Inventor(s) | 01 /
TAHARA, Yuji Hoxan Laboratory Hoxan Corporation 3-17, Kikusui 5-jo 2-chome Shiroishi-ku, Sapporo-shi Hokkaido 003 / JP | [1991/01] | Representative(s) | Gibson, Stewart Harry, et al Urquhart-Dykes & Lord LLP Churchill House Churchill Way Cardiff CF10 2HH / GB | [N/P] |
| Former [1994/21] | Gibson, Stewart Harry, et al URQUHART-DYKES & LORD, Three Trinity Court, 21-27 Newport Road Cardiff CF2 1AA / GB | ||
| Former [1991/01] | Gibson, Stewart Harry URQUHART-DYKES & LORD, Three Trinity Court, 21-27 Newport Road Cardiff CF2 1AA / GB | Application number, filing date | 89903225.4 | 14.03.1989 | [1991/01] | WO1989JP00274 | Priority number, date | JP19880062517 | 16.03.1988 Original published format: JP 6251788 | [1991/01] | Filing language | JA | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO8908641 | Date: | 21.09.1989 | Language: | EN | [1989/23] | Type: | A1 Application with search report | No.: | EP0404936 | Date: | 02.01.1991 | Language: | EN | The application published by WIPO in one of the EPO official languages on 21.09.1989 takes the place of the publication of the European patent application. | [1991/01] | Type: | B1 Patent specification | No.: | EP0404936 | Date: | 25.05.1994 | Language: | EN | [1994/21] | Search report(s) | International search report - published on: | JP | 21.09.1989 | (Supplementary) European search report - dispatched on: | EP | 15.05.1991 | Classification | IPC: | C07C401/00 | [1994/21] | CPC: |
C07C401/00 (EP);
Y02P20/55 (EP)
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| Former IPC [1991/01] | C07C172/00 | Designated contracting states | CH, DE, FR, GB, LI, NL, SE [1991/01] | Title | German: | HERSTELLUNG VON VITAMIN D2 UND VITAMIN D3 ODER AKTIVEM VITAMIN D2 UND AKTIVEM VITAMIN D3 ODER IHREN DERIVATEN | [1994/21] | English: | PREPARATION OF VITAMIN D2 AND VITAMIN D3, OR ACTIVE VITAMIN D2 AND ACTIVE VITAMIN D3, OR THEIR DERIVATIVES | [1994/21] | French: | PREPARATION DE VITAMINE D2 et D3, OU DE VITAMINE ACTIVE D2 ET D3 OU DE LEURS DERIVES | [1994/21] |
| Former [1991/01] | HERSTELLUNG VON VITAMIN D 2? UND VITAMIN D 3? ODER AKTIVEM VITAMIN D 2? UND AKTIVEM VITAMIN D 3? ODER IHREN DERIVATEN | ||
| Former [1991/01] | PREPARATION OF VITAMIN D 2? AND VITAMIN D 3?, OR ACTIVE VITAMIN D 2? AND ACTIVE VITAMIN D 3?, OR THEIR DERIVATIVES | ||
| Former [1991/01] | PREPARATION DE VITAMINE D 2? et D 3?, OU DE VITAMINE ACTIVE D 2? ET D 3? OU DE LEURS DERIVES | Entry into regional phase | 15.05.1990 | Translation filed | 03.09.1990 | National basic fee paid | 03.09.1990 | Search fee paid | 03.09.1990 | Designation fee(s) paid | 03.09.1990 | Examination fee paid | Examination procedure | 14.08.1989 | Request for preliminary examination filed International Preliminary Examining Authority: DE | 03.09.1990 | Examination requested [1991/01] | 03.02.1993 | Despatch of a communication from the examining division (Time limit: M04) | 28.05.1993 | Reply to a communication from the examining division | 09.07.1993 | Despatch of communication of intention to grant (Approval: Yes) | 18.10.1993 | Communication of intention to grant the patent | 30.12.1993 | Fee for grant paid | 30.12.1993 | Fee for publishing/printing paid | Opposition(s) | 28.02.1995 | No opposition filed within time limit [1995/20] | Fees paid | Renewal fee | 17.12.1990 | Renewal fee patent year 03 | 13.03.1992 | Renewal fee patent year 04 | 09.03.1993 | Renewal fee patent year 05 | 09.03.1994 | Renewal fee patent year 06 |
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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] - JOURNAL OF ORGANIC CHEMISTRY, vol. 51, no. 8, 18th April 1986, pages 1269-1272, American Chemical Society; J.L. MASCARENAS et al.: "Studies on the synthesis of side-chain hydroxylated metabolites of vitamin D. 3. Synthesis of 25-ketovitamin D3 and 25-hydroxyvitamin D3" | International search | [A]JPS59212466 (WISCONSIN ALUMNI RES FOUND) |