EP0492375 - Voltage/current characteristics control circuit particularly for protecting power transistors [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.07.1996 Database last updated on 22.08.2024 | Most recent event Tooltip | 24.01.2003 | Change - lapse in a contracting state Updated state(s): NL | published on 12.03.2003 [2003/11] | Applicant(s) | For all designated states STMicroelectronics Srl Via C. Olivetti, 2 20041 Agrate Brianza (Milano) / IT | [N/P] |
Former [1992/27] | For all designated states SGS-THOMSON MICROELECTRONICS S.r.l. Via C. Olivetti, 2 I-20041 Agrate Brianza (Milano) / IT | Inventor(s) | 01 /
Brambilla, Davide Via Gran Sasso 9 I-20017 Rho (Milano) / IT | 02 /
Botti, Edoardo Via Battù 16/D I-27029 Vigevano (Pavia) / IT | [1992/27] | Representative(s) | Modiano, Guido, et al Dr. Modiano & Associati SpA Via Meravigli, 16 20123 Milano / IT | [N/P] |
Former [1992/27] | Modiano, Guido, Dr.-Ing., et al Modiano & Associati S.r.l. Via Meravigli, 16 I-20123 Milano / IT | Application number, filing date | 91121651.3 | 17.12.1991 | [1992/27] | Priority number, date | IT19900022448 | 20.12.1990 Original published format: IT 2244890 | [1992/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0492375 | Date: | 01.07.1992 | Language: | EN | [1992/27] | Type: | B1 Patent specification | No.: | EP0492375 | Date: | 20.09.1995 | Language: | EN | [1995/38] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.03.1992 | Classification | IPC: | H02H7/20 | [1992/27] | CPC: |
H03K17/04113 (EP,US);
H02H9/00 (KR);
H03K17/0826 (EP,US)
| Designated contracting states | DE, FR, GB, NL, SE [1992/27] | Title | German: | Spannungs-/Strom-Charakteristik-Kontrollschaltung, insbesondere zum Schuzt von Leistungstransistoren | [1992/27] | English: | Voltage/current characteristics control circuit particularly for protecting power transistors | [1992/27] | French: | Cicuit protecteur contre les surtensions - et les surintensités de courant notamment pour des transistors de puissance | [1992/27] | Examination procedure | 23.09.1992 | Examination requested [1992/48] | 08.12.1994 | Despatch of communication of intention to grant (Approval: Yes) | 21.03.1995 | Communication of intention to grant the patent | 19.06.1995 | Fee for grant paid | 19.06.1995 | Fee for publishing/printing paid | Opposition(s) | 21.06.1996 | No opposition filed within time limit [1996/37] | Fees paid | Renewal fee | 18.12.1993 | Renewal fee patent year 03 | 19.11.1994 | 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. | Lapses during opposition Tooltip | NL | 20.09.1995 | SE | 20.12.1995 | [2003/11] |
Former [2000/27] | SE | 20.12.1995 | |
NL | 31.12.1995 | ||
Former [1996/23] | SE | 20.12.1995 | Documents cited: | Search | [A]DE3003123 (RCA CORP); | [A]DE3125198 (RCA CORP [US]); | [A]DE3240649 (MARCHAL EQUIP AUTO [FR]); | [A]DE3202319 (SIEMENS AG [DE]); | [A]US4680664 (LEUTHEN JOHN M [US]); | [A]US4789842 (NAXERA JIRI [US]); | [A]US4918563 (KANAI YASUNORI [JP], et al) |