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EP0613233
European procedure
Extract from the Register of European Patents
EP About this file: EP0613233
| EP0613233 - Circuit arrangement to control the switches of a step-up/step-down voltage converter [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.04.1997 Database last updated on 24.08.2024 | Most recent event Tooltip | 04.04.1997 | No opposition filed within time limit | published on 21.05.1997 [1997/21] | Applicant(s) | For all designated states Siemens Nixdorf Informationssysteme Aktiengesellschaft Fürstenallee 7 33102 Paderborn / DE | [N/P] |
| Former [1994/35] | For all designated states Siemens Nixdorf Informationssysteme Aktiengesellschaft Fürstenallee 7 D-33102 Paderborn / DE | Inventor(s) | 01 /
Busch, Peter, Dipl-Ing. Flugfeldstrasse 1 W-8900 Augsburg / DE | 02 /
Sterzik, Willi, Dipl-Ing. Radetzkystrasse 3 W-8900 Augsburg / DE | [1994/35] | Representative(s) | Fuchs, Franz-Josef, et al Postfach 22 13 17 80503 München / DE | [N/P] |
| Former [1994/35] | Fuchs, Franz-Josef, Dr.-Ing., et al Postfach 22 13 17 D-80503 München / DE | Application number, filing date | 93103127.2 | 26.02.1993 | [1994/35] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0613233 | Date: | 31.08.1994 | Language: | DE | [1994/35] | Type: | B1 Patent specification | No.: | EP0613233 | Date: | 22.05.1996 | Language: | DE | [1996/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.08.1993 | Classification | IPC: | H02M3/335 | [1994/35] | CPC: |
H02M3/3374 (EP)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL, SE [1994/35] | Title | German: | Schaltungsanordnung zum Ansteuern der Schaltglieder eines Auf-Abwärts-Spannungswandlers | [1994/35] | English: | Circuit arrangement to control the switches of a step-up/step-down voltage converter | [1994/35] | French: | Circuit pour contrôler les éléments de commutation d'un convertisseur de tension survolteur-abaisseur | [1994/35] | Examination procedure | 15.09.1994 | Examination requested [1994/45] | 03.03.1995 | Despatch of a communication from the examining division (Time limit: M04) | 30.06.1995 | Reply to a communication from the examining division | 22.09.1995 | Despatch of communication of intention to grant (Approval: Yes) | 09.11.1995 | Communication of intention to grant the patent | 05.02.1996 | Fee for grant paid | 05.02.1996 | Fee for publishing/printing paid | Opposition(s) | 25.02.1997 | No opposition filed within time limit [1997/21] | Fees paid | Renewal fee | 17.02.1995 | Renewal fee patent year 03 | 19.02.1996 | Renewal fee patent year 04 |
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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]EP0099596 (PHILIPS KOMMUNIKATIONS IND AG [DE], et al); | [A]US4763237 (WIECZOREK JOHN P [CA]); | [A]EP0392419 (ALCATEL ESPACE [FR]); | [A]EP0446383 (SIEMENS NIXDORF INF SYST [DE]) |