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EP0326828
European procedure
Extract from the Register of European Patents
EP About this file: EP0326828
| EP0326828 - Power transistor [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 11.07.1997 Database last updated on 20.07.2024 | Most recent event Tooltip | 11.07.1997 | No opposition filed within time limit | published on 27.08.1997 [1997/35] | Applicant(s) | For all designated states ROBERT BOSCH GMBH Postfach 30 02 20 70442 Stuttgart / DE | [N/P] |
| Former [1992/14] | For all designated states ROBERT BOSCH GMBH Postfach 30 02 20 D-70442 Stuttgart / DE | ||
| Former [1989/32] | For all designated states ROBERT BOSCH GmbH Wernerstrasse 1 D-70469 Stuttgart / DE | Inventor(s) | 01 /
Conzelmann, Gerhard, Dipl.-Phys. Wilhelmstrasse 37 D-7022 Leinfelden-Oberaich / DE | 02 /
Fiedler, Gerhard, Dipl.-Ing. (FH) Talstrasse 30 D-7441 Neckartailfingen / DE | 03 /
Olbrich, Ludger, Dipl.-Phys. Herm.-Ehlersstrasse 34/2 D-7410 Reutlingen / DE | [1989/32] | Application number, filing date | 89100574.6 | 13.01.1989 | [1989/32] | Priority number, date | DE19883802821 | 30.01.1988 Original published format: DE 3802821 | [1989/32] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0326828 | Date: | 09.08.1989 | Language: | DE | [1989/32] | Type: | A3 Search report | No.: | EP0326828 | Date: | 25.07.1990 | Language: | DE | [1990/30] | Type: | B1 Patent specification | No.: | EP0326828 | Date: | 04.09.1996 | Language: | DE | [1996/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.06.1990 | Classification | IPC: | H01L29/732, H01L23/52, H01L27/06 | [1996/36] | CPC: |
H01L29/73 (EP);
H01L23/52 (EP);
H01L27/0211 (EP);
H01L2224/48091 (EP);
H01L2224/49109 (EP);
H01L2224/49113 (EP);
| C-Set: |
H01L2224/48091, H01L2924/00014 (EP);
H01L2924/10253, H01L2924/00 (EP) |
| Former IPC [1989/32] | H01L29/72, H01L23/52, H01L27/06 | Designated contracting states | DE, FR, IT, SE [1989/32] | Title | German: | Leistungstransistor | [1989/32] | English: | Power transistor | [1989/32] | French: | Transistor de puissance | [1989/32] | Examination procedure | 19.12.1990 | Examination requested [1991/09] | 21.12.1995 | Despatch of communication of intention to grant (Approval: Yes) | 08.02.1996 | Communication of intention to grant the patent | 20.05.1996 | Fee for grant paid | 20.05.1996 | Fee for publishing/printing paid | Opposition(s) | 05.06.1997 | No opposition filed within time limit [1997/35] | Fees paid | Renewal fee | 19.12.1990 | Renewal fee patent year 03 | 29.01.1992 | Renewal fee patent year 04 | 22.01.1993 | Renewal fee patent year 05 | 14.01.1994 | Renewal fee patent year 06 | 31.01.1995 | Renewal fee patent year 07 | 31.01.1996 | Renewal fee patent year 08 |
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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]FR2503933 (FAIRCHILD CAMERA INSTR CO [US]); | [A]FR2392500 (PHILIPS NV [NL]); | [A]EP0181975 (FUJI ELECTRIC CO LTD [JP]); | [A]GB2135824 (ATES COMPONENTI ELETTRON); | [A]US3670219 (FREDERIKSEN THOMAS M); | [AD]US4656496 (WIDLAR ROBERT J [MX]); | [A]US3704398 (FUKINO KATSUSHIGE) |