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EP0416805
European procedure
Extract from the Register of European Patents
EP About this file: EP0416805
| EP0416805 - Transistor with voltage clamp [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.09.1997 Database last updated on 18.03.2026 | Most recent event Tooltip | 20.11.2009 | Change - representative | published on 23.12.2009 [2009/52] | Applicant(s) | For all designated states SILICONIX, INC. 2201 Laurelwood Road (MS 36) Santa Clara California 95054 / US | [N/P] |
| Former [1991/11] | For all designated states SILICONIX, INC. 2201 Laurelwood Road (MS 36) Santa Clara, California 95054 / US | Inventor(s) | 01 /
Yilmaz, Hamza 18549 Paseo Pueblo Saratoga, California 95070 / US | 02 /
Bencuya, Izak 6220 Tracel Drive San Jose, California 95129 / US | [1991/14] |
| Former [1991/11] | 01 /
Yilmaz, Hamza 450 N. Mathilda Avenue M208 Sunnyvale, California 94086 / US | ||
| 02 /
Bencuya, Izak 6220 Tracel Drive San Jose, California 95129 / US | Representative(s) | Jones, Ian, et al W.P. Thompson & Co. Celcon House 289-293 High Holborn London WC1V 7HU / GB | [2009/52] |
| Former [1991/11] | Jones, Ian, et al W.P. THOMPSON & CO. Celcon House 289-293 High Holborn London WC1V 7HU / GB | Application number, filing date | 90309443.1 | 29.08.1990 | [1991/11] | Priority number, date | US19890400848 | 30.08.1989 Original published format: US 400848 | [1991/11] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0416805 | Date: | 13.03.1991 | Language: | EN | [1991/11] | Type: | A3 Search report | No.: | EP0416805 | Date: | 27.03.1991 | Language: | EN | [1991/13] | Type: | B1 Patent specification | No.: | EP0416805 | Date: | 20.11.1996 | Language: | EN | [1996/47] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.02.1991 | Classification | IPC: | H01L29/06, H01L29/739, H01L29/78, // H01L27/07 | [1996/47] | CPC: |
H10D30/0291 (EP,US);
H10D12/032 (EP,US);
H10D12/441 (EP,US);
H10D18/655 (EP,US);
H10D30/66 (EP);
H10D62/108 (EP,US);
H10D62/125 (EP,US);
H10D62/127 (EP,US);
H10D62/393 (EP,US);
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| Former IPC [1991/11] | H01L29/06, H01L29/72, H01L29/784, H01L29/74, // H01L27/07 | Designated contracting states | DE, IT, NL [1991/11] | Title | German: | Transistor mit Spannungsbegrenzungsanordnung | [1991/11] | English: | Transistor with voltage clamp | [1991/11] | French: | Transistor comportant un limiteur de tension | [1991/11] | Examination procedure | 26.09.1991 | Examination requested [1991/48] | 14.10.1993 | Despatch of a communication from the examining division (Time limit: M04) | 20.09.1994 | Despatch of a communication from the examining division (Time limit: M06) | 30.03.1995 | Reply to a communication from the examining division | 17.07.1995 | Despatch of communication of intention to grant (Approval: Yes) | 30.01.1996 | Communication of intention to grant the patent | 12.04.1996 | Fee for grant paid | 12.04.1996 | Fee for publishing/printing paid | Opposition(s) | 21.08.1997 | No opposition filed within time limit [1997/46] | Fees paid | Renewal fee | 10.08.1992 | Renewal fee patent year 03 | 31.08.1993 | Renewal fee patent year 04 | 25.08.1994 | Renewal fee patent year 05 | 25.07.1995 | Renewal fee patent year 06 | 19.08.1996 | Renewal fee patent year 07 |
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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] JP59149058 | [A] JP60249367 | [A] PATENT ABSTRACTS OF JAPAN, vol. 8, no. 281 (E-286)[1718], 21st December 1984; & JP-A-59 149 058 (MATSUSHITA DENKO K.K.) 25-08-1984 [A] | [A] PATENT ABSTRACTS OF JAPAN, vol. 10, no. 113 (E-399)[2170], 26th April 1986; & JP-A-60 249 367 (HITACHI SEISAKUSHO K.K.) 10-12-1985 [A] | [A] IEEE ELECTRON DEVICE LETTERS, vol. EDL-6, no. 7, July 1985, pages 378-380, IEEE, New York, US; A. NAKAGAWA: "600- and 1200-V bipolar-mode MOSFET's with high current capability" [A] |