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EP0369472
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EP About this file: EP0369472
| EP0369472 - Signal processing circuit [Right-click to bookmark this link] | Status | The application has been refused Status updated on 19.12.1994 Database last updated on 04.11.2024 | Most recent event Tooltip | 19.12.1994 | Refusal of application | published on 08.02.1995 [1995/06] | Applicant(s) | For all designated states MITSUBISHI DENKI KABUSHIKI KAISHA 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo / JP | [N/P] |
| Former [1990/21] | For all designated states MITSUBISHI DENKI KABUSHIKI KAISHA 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo / JP | Inventor(s) | 01 /
Fujio, Kazuyoshi c/o Itami Seisakusho Mitsubishi Denki K.K. 1-1, Tsukaguchi-Hommachi 8-Chome Amagasaki-Shi Hyogo-Ken / JP | 02 /
Furukawa, Teruo c/o Sangyo Shisutemu Kenkyusho Mitsubishi Denki K.K. 1-1, Tsukaguchi-Hommachi 8-Chome Amagasaki-Shi Hyogo-Ken / JP | [1990/21] | Representative(s) | Betten & Resch Patent- und Rechtsanwälte PartGmbB Postfach 10 02 51 80076 München / DE | [N/P] |
| Former [1990/21] | Betten & Resch Reichenbachstrasse 19 D-80469 München / DE | Application number, filing date | 89121326.6 | 17.11.1989 | [1990/21] | Priority number, date | JP19880288932 | 17.11.1988 Original published format: JP 28893288 | [1990/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0369472 | Date: | 23.05.1990 | Language: | EN | [1990/21] | Type: | A3 Search report | No.: | EP0369472 | Date: | 25.09.1991 | Language: | EN | [1991/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.08.1991 | Classification | IPC: | G11B20/00, G11B20/10 | [1990/21] | CPC: |
G11B20/10 (EP,KR);
G11B20/10009 (EP);
G11B20/10027 (EP)
| Designated contracting states | DE, FR, GB [1990/21] | Title | German: | Signalverarbeitungsschaltung | [1990/21] | English: | Signal processing circuit | [1990/21] | French: | Circuit de traitement de signaux | [1990/21] | File destroyed: | 15.01.2000 | Examination procedure | 27.12.1990 | Examination requested [1991/09] | 08.04.1993 | Despatch of a communication from the examining division (Time limit: M04) | 12.08.1993 | Reply to a communication from the examining division | 06.04.1994 | Despatch of communication of intention to grant (Approval: ) | 14.09.1994 | Despatch of communication that the application is refused, reason: formalities examination [1995/06] | 24.09.1994 | Application refused, date of legal effect [1995/06] | Fees paid | Renewal fee | 28.11.1991 | Renewal fee patent year 03 | 27.11.1992 | Renewal fee patent year 04 | 29.11.1993 | 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]JP58166538 ; | [A]FR2304125 (NCR CO [US]); | [A]FR2424601 (CII HONEYWELL BULL [FR]) | [A] - IEEE TRANSACTIONS ON MAGNETICS, vol. MAG-18, no. 6, November 1982, pages 1227-1229, IEEE, New York, US; L.A. DANIELS et al.: "A high density magnetic tape cartridge storage system" | [A] - PATENT ABSTRACTS OF JAPAN, vol. 8, no. 1 (P-246)[1438], 6th January 1984; & JP-A-58 166 538 (HITACHI SEISAKUSHO K.K.) 01-10-1983, & JP58166538 A 00000000 |