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EP0072527
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EP About this file: EP0072527
| EP0072527 - Variable speed constant frequency power converter with two modes of operation [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 27.03.1986 Database last updated on 16.07.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building, Gateway Center Pittsburgh Pennsylvania 15222 / US | [N/P] |
| Former [1983/08] | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building Gateway Center Pittsburgh Pennsylvania 15222 / US | Inventor(s) | 01 /
Gyugyi, Laszlo 333 Stoneledge Drive Pittsburgh Pennsylvania / US | [1983/08] | Representative(s) | Fleuchaus, Leo, et al Patentanwälte Schroeter-Fleuchaus-Lehmann & Gallo, Melchiorstrasse 42 81479 München / DE | [N/P] |
| Former [1983/08] | Fleuchaus, Leo, Dipl.-Ing., et al Fleuchaus & Wehser Melchiorstrasse 42 D-81479 München / DE | Application number, filing date | 82107254.3 | 10.08.1982 | [1983/08] | Priority number, date | US19810292975 | 14.08.1981 Original published format: US 292975 | [1983/08] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0072527 | Date: | 23.02.1983 | Language: | EN | [1983/08] | Type: | A3 Search report | No.: | EP0072527 | Date: | 04.07.1984 | Language: | EN | [1984/27] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.05.1984 | Classification | IPC: | H02M5/297 | [1983/08] | CPC: |
H02M5/297 (EP,US);
H02M1/084 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1983/08] | Title | German: | Auf zwei Arten betätigbarer Leistungsumformer mit veränderlicher Geschwindigkeit und konstanter Frequenz | [1983/08] | English: | Variable speed constant frequency power converter with two modes of operation | [1983/08] | French: | Convertisseur de puissance à vitesse variable et fréquence constante à deux modes d'opération | [1983/08] | File destroyed: | 03.12.1992 | Examination procedure | 07.07.1983 | Examination requested [1983/38] | 02.07.1985 | Despatch of a communication from the examining division (Time limit: M04) | 13.11.1985 | Application deemed to be withdrawn, date of legal effect [1986/20] | 12.12.1985 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1986/20] | Fees paid | Renewal fee | 21.08.1984 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 02.09.1985 | 04 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 | [A]US3148323 (BLAKE RICHARD F, et al); | [A]US3707667 (GYUGYI LASZLO); | [A]FR2451129 (VENTURINI MARCO [IT]); | [AD]US3493838 (GYNGYI LASZLO, et al) |