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EP0832955
European procedure
Extract from the Register of European Patents
EP About this file: EP0832955
| EP0832955 - Liquid crystal composition and liquid crystal display device [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 31.05.2002 Database last updated on 26.03.2025 | Most recent event Tooltip | 31.05.2002 | No opposition filed within time limit | published on 17.07.2002 [2002/29] | Applicant(s) | For all designated states Chisso Corporation 6-32, Nakanoshima 3-chome Kita-ku Osaka-shi Osaka 530-6591 / JP | [N/P] |
| Former [2001/30] | For all designated states CHISSO CORPORATION 6-32, Nakanoshima 3-chome Kita-ku Osaka-shi Osaka 530-6591 / JP | ||
| Former [1998/14] | For all designated states CHISSO CORPORATION 6-32, Nakanoshima 3-chome Kita-ku Osaka-shi Osaka 530 / JP | Inventor(s) | 01 /
Kubo, Yasuhiro 17-B-309, Tatsumidai Higashi 2-chome Ichihara-shi, Chiba-ken / JP | 02 /
Takeshita, Fusayuki 939-5, Nakatomi Kimitsu-shi, Chiba-ken / JP | 03 /
Matsushita, Tetsuya 10-11, Nagauraekimae 6-chome Sodegaura-shi, Chiba-ken / JP | 04 /
Nakagawa, Etsuo 8890, Goi Ichihara-shi, Chiba-ken / JP | 05 /
Kondo, Tomoyuki 27-2, Tatsumidaihigashi 3-chome Ichihara-shi, Chiba-ken / JP | [1998/14] | Representative(s) | Kearney, Kevin David Nicholas, et al KILBURN & STRODE 20 Red Lion Street London, WC1R 4PJ / GB | [1998/14] | Application number, filing date | 97307301.8 | 19.09.1997 | [1998/14] | Priority number, date | JP19960272855 | 25.09.1996 Original published format: JP 27285596 | [1998/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0832955 | Date: | 01.04.1998 | Language: | EN | [1998/14] | Type: | B1 Patent specification | No.: | EP0832955 | Date: | 25.07.2001 | Language: | EN | [2001/30] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.12.1997 | Classification | IPC: | C09K19/44, C09K19/42 | [1998/14] | CPC: |
C09K19/44 (EP,US);
C09K19/42 (EP,US)
| Designated contracting states | DE, FR, GB [1998/51] |
| Former [1998/14] | AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Flüssigkristallzusammensetzung und Flüssigkristallanzeigevorrichtung | [1998/14] | English: | Liquid crystal composition and liquid crystal display device | [1998/14] | French: | Composition liquide cristalline et dispositif d'affichage à cristaux liquides | [1998/14] | Examination procedure | 09.09.1998 | Examination requested [1998/45] | 24.08.1999 | Despatch of a communication from the examining division (Time limit: M06) | 02.03.2000 | Reply to a communication from the examining division | 19.10.2000 | Despatch of communication of intention to grant (Approval: Yes) | 30.01.2001 | Communication of intention to grant the patent | 19.02.2001 | Fee for grant paid | 19.02.2001 | Fee for publishing/printing paid | Opposition(s) | 26.04.2002 | No opposition filed within time limit [2002/29] | Fees paid | Renewal fee | 13.09.1999 | Renewal fee patent year 03 | 13.09.2000 | 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 | [DY]WO9115555 (MERCK PATENT GMBH [DE]) [DY] 1,3 * examples 14-17,19-21 * * examples 26,28,30-32 *; | [A]WO9116392 (MERCK PATENT GMBH [DE]) [A] 1* example 11 *; | [Y]DE4139553 (MERCK PATENT GMBH [DE]) [Y] 1,3 * examples 3,4,8-11 * * examples 16,17 *; | [X]GB2284614 (MERCK PATENT GMBH [DE]) [X] 1,3 * examples 18,19 *; | [PX]WO9641847 (MERCK PATENT GMBH [DE], et al) [PX] 1,3 * example .; claim 1 *; | [PX]GB2310428 (MERCK PATENT GMBH [DE]) [PX] 1,3 * example - * |