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EP0083699
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EP About this file: EP0083699
| EP0083699 - Protective circuit for semiconductor devices [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 02.08.1985 Database last updated on 31.08.2024 | Most recent event Tooltip | 19.06.2009 | Change - representative | published on 22.07.2009 [2009/30] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1983/29] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Cook, Herbert Carl RFD No. 2 Milton, Vt 05468 / US | 02 /
Grise, Gary Douglas Rd. No. 1, Claypoint Road Milton, Vt 05468 / US | 03 /
Lam, Chung Hon 23 Hillside Drive Williston, Vt 05495 / US | [1983/29] | Representative(s) | Barth, Carl Otto, et al IBM Corporation Intellectcual Property Department Säumerstrasse 4 8803 Rüschlikon / CH | [2009/30] |
| Former [1983/29] | Barth, Carl Otto, et al IBM Corporation Säumerstrasse 4 CH-8803 Rüschlikon / CH | Application number, filing date | 82109890.2 | 26.10.1982 | [1983/29] | Priority number, date | US19820338388 | 11.01.1982 Original published format: US 338388 | [1983/29] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0083699 | Date: | 20.07.1983 | Language: | EN | [1983/29] | Type: | A3 Search report | No.: | EP0083699 | Date: | 26.09.1984 | Language: | EN | [1984/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.07.1984 | Classification | IPC: | H01L27/02 | [1983/29] | CPC: |
H01L27/0288 (EP);
H01L27/0255 (EP)
| Designated contracting states | DE, FR, GB [1983/29] | Title | German: | Schutzschaltung für Halbleitervorrichtungen | [1983/29] | English: | Protective circuit for semiconductor devices | [1983/29] | French: | Circuit de protection pour dispositifs semi-conducteurs | [1983/29] | File destroyed: | 13.07.1991 | Examination procedure | 22.11.1983 | Examination requested [1984/04] | 27.03.1985 | Application deemed to be withdrawn, date of legal effect [1985/40] | 22.04.1985 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1985/40] | Fees paid | Renewal fee | 29.10.1984 | Renewal fee patent year 03 |
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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 | [Y]US3999212 ; | [A]DE2531846 ; | [X]JPS53138679 | [X] - PATENTS ABSTRACTS OF JAPAN, vol. 3, no. 10, 29th January 1979page 93E87; & JP - A - 53 138 679 (HITACHI SEISAKUSHO K.K.) 04-12-1978 |