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EP0581255
European procedure
Extract from the Register of European Patents
EP About this file: EP0581255
| EP0581255 - A method of driving display element and its driving device [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 11.02.2000 Database last updated on 12.07.2024 | Most recent event Tooltip | 11.02.2000 | No opposition filed within time limit | published on 29.03.2000 [2000/13] | Applicant(s) | For all designated states ASAHI GLASS COMPANY LTD. 1-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP | [N/P] |
| Former [1994/05] | For all designated states ASAHI GLASS COMPANY LTD. 1-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP | Inventor(s) | 01 /
Kuwata, Takeshi, AG Technology Co., Ltd. 1160, Matsubara, Hazawa-cho, Kanagawa-ku Yokohama-shi, Kanagawa-ken / JP | 02 /
Ruckmongathan, Temkar N., Asahi Glass Company Ltd. Chuo Kenkyusho, 1150, Hazawa-cho, Kanagawa-ku Yokohama-shi, Kanagawa-ken / JP | 03 /
Nakagawa, Yutaka, AG Technology Co., Ltd. 1160, Matsubara, Hazawa-cho, Kanagawa-ku Yokohama-shi, Kanagawa-ken / JP | 04 /
Koh, Hidemasa, AG Technology Co., Ltd. 1160, Matsubara, Hazawa-cho, Kanagawa-ku Yokohama-shi, Kanagawa-ken / JP | 05 /
Nakazawa, Akira, AG Technology Co., Ltd. 1160, Matsubara, Hazawa-cho, Kanagawa-ku Yokohama-shi, Kanagawa-ken / JP | [1994/05] | Representative(s) | Wächtershäuser, Günter Wächtershäuser & Hartz Patentanwälte Ottostrasse 4 80333 München / DE | [N/P] |
| Former [1994/05] | Wächtershäuser, Günter, Prof. Dr. Patentanwalt, Tal 29 D-80331 München / DE | Application number, filing date | 93112012.5 | 27.07.1993 | [1994/05] | Priority number, date | JP19920222053 | 29.07.1992 Original published format: JP 22205392 | JP19920269560 | 11.09.1992 Original published format: JP 26956092 | JP19930044565 | 09.02.1993 Original published format: JP 4456593 | [1994/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0581255 | Date: | 02.02.1994 | Language: | EN | [1994/05] | Type: | B1 Patent specification | No.: | EP0581255 | Date: | 07.04.1999 | Language: | EN | [1999/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.11.1993 | Classification | IPC: | G09G3/36 | [1994/05] | CPC: |
G09G3/3625 (EP,US);
G11B20/00 (KR);
G09G3/2011 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1994/05] | Title | German: | Verfahren und Einrichtung zum Steuern eines Flüssigkristallanzeigeelements | [1994/05] | English: | A method of driving display element and its driving device | [1994/05] | French: | Méthode et dispositif de commande d'un élément d'affichage à cristaux liquides | [1994/05] | Examination procedure | 01.08.1994 | Examination requested [1994/39] | 26.01.1996 | Despatch of a communication from the examining division (Time limit: M06) | 05.09.1996 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 11.10.1996 | Reply to a communication from the examining division | 06.11.1996 | Despatch of a communication from the examining division (Time limit: M06) | 16.05.1997 | Reply to a communication from the examining division | 02.10.1997 | Despatch of a communication from the examining division (Time limit: M06) | 09.04.1998 | Reply to a communication from the examining division | 02.06.1998 | Despatch of communication of intention to grant (Approval: No) | 02.09.1998 | Despatch of communication of intention to grant (Approval: later approval) | 09.10.1998 | Communication of intention to grant the patent | 10.12.1998 | Fee for grant paid | 10.12.1998 | Fee for publishing/printing paid | Opposition(s) | 08.01.2000 | No opposition filed within time limit [2000/13] | Request for further processing for: | 11.10.1996 | Request for further processing filed | 11.10.1996 | Full payment received (date of receipt of payment) Request granted | 29.10.1996 | Decision despatched | Fees paid | Renewal fee | 31.07.1995 | Renewal fee patent year 03 | 31.07.1996 | Renewal fee patent year 04 | 31.07.1997 | Renewal fee patent year 05 | 31.07.1998 | 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 | [AP]EP0522510 (ASAHI GLASS CO LTD [JP]) [AP] 1-4 | [A] - INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, Conference record of the 1988 international display research conference, NY, IEEE, (1988), 156850 [A] 1,4 * page 80 - page 85; figures 1,2 * | Examination | EP0507061 | - SID 95 DIGEST, 22.1 : Y. Hirai et al. : "A Color STN-LCD for Video Display Using Amplitude-Modulation MLS Technolgy", 1995 SID, pages 339-342, ISSN0097-0966X/95/2601-0339-$1.00 + .00 |