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EP0637005
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EP About this file: EP0637005
| EP0637005 - Liquid crystal display device and procedure for reducing the brightness at wide viewing angles of such a device [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 24.01.1997 Database last updated on 18.10.2024 | Most recent event Tooltip | 24.01.1997 | Application deemed to be withdrawn | published on 12.03.1997 [1997/11] | Applicant(s) | For all designated states SEXTANT AVIONIQUE S.A. Immeuble le Galilée Parc Tertiaire de Meudon 5/7 rue Jeanne Braconnier 92366 Meudon la Forêt Cédex / FR | [N/P] |
| Former [1995/05] | For all designated states SEXTANT AVIONIQUE S.A. Immeuble le Galilée Parc Tertiaire de Meudon 5/7 rue Jeanne Braconnier F-92366 Meudon la Forêt Cédex / FR | Inventor(s) | 01 /
Cordier, Maurice 12 Passage Chaussin F-75012 Paris / FR | 02 /
Veislinger, Bernard 20 rue du Général de Gaulle F-95620 Parmain / FR | [1995/05] | Representative(s) | Bloch, Gérard, et al Gevers France 41, Avenue de Friedland 75008 Paris / FR | [N/P] |
| Former [1995/05] | Bloch, Gérard, et al 2, square de l'Avenue du Bois F-75116 Paris / FR | Application number, filing date | 94401677.3 | 21.07.1994 | [1995/05] | Priority number, date | FR19930009349 | 29.07.1993 Original published format: FR 9309349 | [1995/05] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0637005 | Date: | 01.02.1995 | Language: | FR | [1995/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.11.1994 | Classification | IPC: | G09F9/35, G02F1/1335 | [1995/05] | CPC: |
G02F1/133524 (EP);
G02F1/133607 (EP)
| Designated contracting states | DE, GB [1995/05] | Title | German: | Flüssigkristallanzeige und Verfahren zur Reduzierung der Helligkeit einer solchen Anzeige bei grossem Sichtwinkel | [1995/05] | English: | Liquid crystal display device and procedure for reducing the brightness at wide viewing angles of such a device | [1995/05] | French: | Dispositif de visualisation à cristaux liquides et procédé pour diminuer la luminosité à grand angle de vue d'un tel dispositif | [1995/05] | Examination procedure | 18.02.1995 | Examination requested [1995/16] | 29.03.1996 | Despatch of a communication from the examining division (Time limit: M04) | 09.08.1996 | Application deemed to be withdrawn, date of legal effect [1997/11] | 10.09.1996 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1997/11] | Fees paid | Penalty fee | Additional fee for renewal fee | 31.07.1996 | 03 M06 Not yet paid |
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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 | [XA]EP0369730 (LITTON SYSTEMS CANADA [CA]) [X] 1,6 * column 5, line 26 - column 12, line 14; figure - * [A] 2; | [X]WO9311452 (MAGNASCREEN CORP [US]) [X] 1,6 * figures 1A, 2A, 4, 6, 7, 15, 17, 19, 20, 24, 25 *; page 15, line 29 - page 43, line 29 *; | [X]JPH03228024 ; | [A]US3966303 (YAMAMOTO MITITAKA) [A] 1,2,6 * column 2, line 14 - column 3, line 53; figures 1-3 *; | [X] - PATENT ABSTRACTS OF JAPAN, (19920108), vol. 16, no. 5, Database accession no. (P - 1295), & JP03228024 A 19911009 (ASAHI GLASS CO. LTD.) [X] 1,6 * abstract * | [A] - M. SCHADT, "Novel supertwisted nematic liquid crystal display operating modes and electro-optical performance of generally twisted nematic configurations", LIQUID-CRYSTAL DEVICES AND MATERIALS / SPIE, SAN JOSE, CA, US, (19910225), vol. 1455, pages 214 - 224, XP000372050 [A] * figure 2A * |