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EP0571973
European procedure
Extract from the Register of European Patents
EP About this file: EP0571973
| EP0571973 - Slow-release sodium valproate tablets [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 01.12.2000 Database last updated on 10.05.2025 | Most recent event Tooltip | 01.12.2000 | No opposition filed within time limit | published on 17.01.2001 [2001/03] | Applicant(s) | For all designated states NIKKEN CHEMICALS CO., LTD. 4-14, Tsukiji 5-chome Chuo-ku Tokyo / JP | [1993/48] | Inventor(s) | 01 /
Ukigaya, Tadashi 1936-50, Kinome Kawagoe-shi, Saitama / JP | 02 /
Endoh, Hirotaka 1-12-7-103, Arajukucho Kawagoe-shi, Saitama / JP | [1993/48] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
| Former [1993/48] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | Application number, filing date | 93108492.5 | 26.05.1993 | [1993/48] | Priority number, date | JP19920161785 | 29.05.1992 Original published format: JP 16178592 | [1993/48] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0571973 | Date: | 01.12.1993 | Language: | EN | [1993/48] | Type: | A3 Search report | No.: | EP0571973 | Date: | 08.06.1994 | Language: | EN | [1994/23] | Type: | B1 Patent specification | No.: | EP0571973 | Date: | 02.02.2000 | Language: | EN | [2000/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.04.1994 | Classification | IPC: | A61K31/20, A61K9/20, A61K9/28 | [1994/23] | CPC: |
A61K9/2866 (EP,US);
A61K31/19 (EP,US);
A61K9/2813 (EP,US)
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| Former IPC [1993/48] | A61K31/20, A61K9/20 | Designated contracting states | BE, DE, ES, FR, GB, IT, NL, PT [1993/48] | Title | German: | Tablette zur langsamen Freisetzung von Natriumvalproat | [1993/48] | English: | Slow-release sodium valproate tablets | [1993/48] | French: | Comprimé au valproate de sodium à libération lente | [1993/48] | Examination procedure | 20.07.1994 | Examination requested [1994/37] | 19.02.1998 | Despatch of a communication from the examining division (Time limit: M06) | 01.09.1998 | Reply to a communication from the examining division | 15.03.1999 | Despatch of communication of intention to grant (Approval: No) | 02.08.1999 | Despatch of communication of intention to grant (Approval: later approval) | 06.08.1999 | Communication of intention to grant the patent | 16.11.1999 | Fee for grant paid | 16.11.1999 | Fee for publishing/printing paid | Opposition(s) | 03.11.2000 | No opposition filed within time limit [2001/03] | Fees paid | Renewal fee | 28.04.1995 | Renewal fee patent year 03 | 30.05.1996 | Renewal fee patent year 04 | 28.05.1997 | Renewal fee patent year 05 | 29.05.1998 | Renewal fee patent year 06 | 28.05.1999 | Renewal fee patent year 07 |
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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]JPS6284020 ; | [AD]EP0106443 (BENZON AS ALFRED [DK]) [AD] 1-9 * page 23; example 1 *; | [AD]EP0133110 (SANOFI SA [FR]) [AD] 1-8* & US-A-5017613 ( AUBERT D. ET AL); page 7, line 21 - page 9, line 25 *; | [AD]EP0342522 (EISAI CO LTD [JP]) [AD] 1-9 * claims 1,5 *; | [A]EP0385846 (SANOFI SA [FR]) [A] 1-9 * the whole document * | [A] - DATABASE WPI, 2, Derwent World Patents Index, vol. 87, no. 21, Database accession no. 87-146820, & JPS6284020 A 19870417 (NIKKEN CHEM KK) [A] 1-9 * abstract * |