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EP0410447
European procedure
Extract from the Register of European Patents
EP About this file: EP0410447
| EP0410447 - Liquid crystalline compounds, liquid crystal compositions containing the same and use thereof [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.09.1995 Database last updated on 21.12.2024 | Most recent event Tooltip | 21.09.1995 | No opposition filed within time limit | published on 08.11.1995 [1995/45] | Applicant(s) | For all designated states DAISO CO., LTD. 10-8, Edobori 1-chome Nishi-ku Osaka-shi Osaka-fu / JP | [N/P] |
| Former [1991/05] | For all designated states DAISO CO., LTD. 10-8, Edobori 1-chome Nishi-ku Osaka-shi Osaka-fu / JP | Inventor(s) | 01 /
Sakaguchi, Kazuhiko 7-1-211, Minamisakurazuka 2-chome Toyonaka-shi, Osaka-fu / JP | 02 /
Kitamura, Tohru 441-1, Shinmachi 7-chome, Fushimi-ku Kyoto-shi, Kyoto-fu / JP | [1991/05] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
| Former [1991/05] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | Application number, filing date | 90114358.6 | 26.07.1990 | [1991/05] | Priority number, date | JP19890195729 | 27.07.1989 Original published format: JP 19572989 | [1991/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0410447 | Date: | 30.01.1991 | Language: | EN | [1991/05] | Type: | A3 Search report | No.: | EP0410447 | Date: | 15.05.1991 | Language: | EN | [1991/20] | Type: | B1 Patent specification | No.: | EP0410447 | Date: | 17.11.1994 | Language: | EN | [1994/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.03.1991 | Classification | IPC: | C07D307/28, C09K19/34, C07D405/12, G02F1/13 | [1991/05] | CPC: |
C07D307/33 (EP,US);
C09K19/34 (KR);
C07D405/12 (EP,US);
C09K19/3466 (EP,US);
C09K19/3405 (EP,US)
| Designated contracting states | CH, DE, FR, GB, LI, NL [1991/05] | Title | German: | Flüssigkristalline Verbindungen, dieselben enthaltende Flüssigkristall-Zusammensetzungen und Verwendung davon | [1991/05] | English: | Liquid crystalline compounds, liquid crystal compositions containing the same and use thereof | [1991/05] | French: | Composés de cristaux liquides, compositions de cristaux liquides les contenant et leur utilisation | [1991/05] | Examination procedure | 25.09.1991 | Examination requested [1991/48] | 14.09.1993 | Despatch of a communication from the examining division (Time limit: M04) | 01.12.1993 | Reply to a communication from the examining division | 04.03.1994 | Despatch of communication of intention to grant (Approval: Yes) | 03.05.1994 | Communication of intention to grant the patent | 12.08.1994 | Fee for grant paid | 12.08.1994 | Fee for publishing/printing paid | Opposition(s) | 18.08.1995 | No opposition filed within time limit [1995/45] | Fees paid | Renewal fee | 30.07.1992 | Renewal fee patent year 03 | 29.07.1993 | Renewal fee patent year 04 | 29.07.1994 | 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]EP0306919 (OSAKA SODA CO LTD [JP]) |