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EP0531124
European procedure
Extract from the Register of European Patents
EP About this file: EP0531124
| EP0531124 - Liquid crystal display device [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.10.1997 Database last updated on 24.01.2025 | Most recent event Tooltip | 03.10.1997 | No opposition filed within time limit | published on 19.11.1997 [1997/47] | Applicant(s) | For all designated states Sony Corporation 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | [N/P] |
| Former [1993/10] | For all designated states SONY CORPORATION 6-7-35 Kitashinagawa Shinagawa-ku Tokyo 141 / JP | Inventor(s) | 01 /
Ino, Masumitsu, c/o Patents Division Sony Corporation, 6-7-35 Kitashinagawa Tokyo 141 / JP | [1993/10] | Representative(s) | Robinson, Nigel Alexander Julian, et al D Young & Co LLP 120 Holborn London EC1N 2DY / GB | [N/P] |
| Former [1993/10] | Robinson, Nigel Alexander Julian, et al D. Young & Co., 21 New Fetter Lane London EC4A 1DA / GB | Application number, filing date | 92307986.7 | 03.09.1992 | [1993/10] | Priority number, date | JP19910224352 | 04.09.1991 Original published format: JP 22435291 | JP19910354801 | 19.12.1991 Original published format: JP 35480191 | JP19910354805 | 19.12.1991 Original published format: JP 35480591 | [1993/10] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0531124 | Date: | 10.03.1993 | Language: | EN | [1993/10] | Type: | B1 Patent specification | No.: | EP0531124 | Date: | 27.11.1996 | Language: | EN | [1996/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 15.12.1992 | Classification | IPC: | G02F1/136, H01L27/12 | [1993/10] | CPC: |
G02F1/136213 (EP,US);
G02F1/136 (KR);
H10D86/00 (EP,US);
H01L2924/0002 (EP,US)
| C-Set: |
H01L2924/0002, H01L2924/00 (EP,US)
| Designated contracting states | DE, FR, GB [1993/10] | Title | German: | Flüssigkristall-Anzeigevorrichtung | [1993/10] | English: | Liquid crystal display device | [1993/10] | French: | Dispositif d'affichage à cristal liquide | [1993/10] | Examination procedure | 09.08.1993 | Examination requested [1993/40] | 26.09.1995 | Despatch of communication of intention to grant (Approval: Yes) | 09.01.1996 | Communication of intention to grant the patent | 19.02.1996 | Fee for grant paid | 19.02.1996 | Fee for publishing/printing paid | Opposition(s) | 28.08.1997 | No opposition filed within time limit [1997/47] | Fees paid | Renewal fee | 08.09.1994 | Renewal fee patent year 03 | 08.09.1995 | Renewal fee patent year 04 | 12.09.1996 | Renewal fee patent year 05 |
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