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EP0262958
European procedure
Extract from the Register of European Patents
EP About this file: EP0262958
| EP0262958 - Thyristor drive system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.03.1996 Database last updated on 29.10.2024 | Most recent event Tooltip | 02.03.1996 | No opposition filed within time limit | published on 17.04.1996 [1996/16] | Applicant(s) | For all designated states Kabushiki Kaisha Toshiba 72, Horikawa-cho, Saiwai-ku Kawasaki-shi Kanagawa-ken 210-8572 / JP | [N/P] |
| Former [1988/14] | For all designated states KABUSHIKI KAISHA TOSHIBA 72, Horikawa-cho, Saiwai-ku Kawasaki-shi, Kanagawa-ken 210, Tokyo / JP | Inventor(s) | 01 /
Ogura, Tsuneo c/o Patent Division Kabushiki Kaisha Toshiba 1-1 Shibaura 1-chome Minato-ku Tokyo 105 / JP | 02 /
Takigami, Katsuhiko c/o Patent Division Kabushiki Kaisha Toshiba 1-1 Shibaura 1-chome Minato-ku Tokyo 105 / JP | 03 /
Nakagawa, Akio c/o Patent Division Kabushiki Kaisha Toshiba 1-1 Shibaura 1-chome Minato-ku Tokyo 105 / JP | 04 /
Domon, Tomokazu c/o Patent Division Kabushiki Kaisha Toshiba 1-1 Shibaura 1-chome Minato-ku Tokyo 105 / JP | [1988/14] | Representative(s) | Freed, Arthur Woolf, et al Marks & Clerk Incorporating Edward Evans Barker 90 Long Acre London WC2E 9RA / GB | [N/P] |
| Former [1988/14] | Freed, Arthur Woolf, et al MARKS & CLERK, 57-60 Lincoln's Inn Fields London WC2A 3LS / GB | Application number, filing date | 87308676.3 | 30.09.1987 | [1988/14] | Priority number, date | JP19860231769 | 30.09.1986 Original published format: JP 23176986 | JP19870003941 | 13.01.1987 Original published format: JP 394187 | JP19870041315 | 26.02.1987 Original published format: JP 4131587 | JP19870041359 | 26.02.1987 Original published format: JP 4135987 | [1988/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0262958 | Date: | 06.04.1988 | Language: | EN | [1988/14] | Type: | A3 Search report | No.: | EP0262958 | Date: | 06.12.1989 | Language: | EN | [1989/49] | Type: | B1 Patent specification | No.: | EP0262958 | Date: | 26.04.1995 | Language: | EN | [1995/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.10.1989 | Classification | IPC: | H03K17/73, H01L29/74 | [1995/17] | CPC: |
H01L29/0834 (EP,US);
H01L29/744 (EP,US);
H03K17/732 (EP,US);
H03K2217/0036 (EP,US)
|
| Former IPC [1988/14] | H03K17/73, H01L29/743 | Designated contracting states | CH, DE, LI, SE [1988/14] | Title | German: | Thyristortreibersystem | [1988/14] | English: | Thyristor drive system | [1988/14] | French: | Système de commande pour thyristor | [1988/14] | Examination procedure | 09.02.1988 | Examination requested [1988/15] | 25.06.1990 | Despatch of a communication from the examining division (Time limit: M06) | 24.12.1990 | Reply to a communication from the examining division | 10.07.1991 | Despatch of a communication from the examining division (Time limit: M04) | 14.11.1991 | Reply to a communication from the examining division | 30.04.1992 | Despatch of a communication from the examining division (Time limit: M06) | 04.11.1992 | Reply to a communication from the examining division | 23.03.1993 | Date of oral proceedings | 02.04.1993 | Despatch of a communication from the examining division (Time limit: M06) | 02.04.1993 | Minutes of oral proceedings despatched | 07.09.1993 | Reply to a communication from the examining division | 02.11.1993 | Despatch of a communication from the examining division (Time limit: M06) | 29.04.1994 | Reply to a communication from the examining division | 21.06.1994 | Despatch of communication of intention to grant (Approval: Yes) | 05.10.1994 | Communication of intention to grant the patent | 13.01.1995 | Fee for grant paid | 13.01.1995 | Fee for publishing/printing paid | Opposition(s) | 27.01.1996 | No opposition filed within time limit [1996/16] | Fees paid | Renewal fee | 11.09.1989 | Renewal fee patent year 03 | 21.09.1990 | Renewal fee patent year 04 | 09.09.1991 | Renewal fee patent year 05 | 15.09.1992 | Renewal fee patent year 06 | 16.09.1993 | Renewal fee patent year 07 | 08.09.1994 | 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. | Lapses during opposition Tooltip | CH | 26.04.1995 | LI | 26.04.1995 | SE | 26.07.1995 | [1996/04] |
| Former [1995/44] | CH | 26.04.1995 | |
| LI | 26.04.1995 | Documents cited: | Search | [XP]JP61182261 ; | [A]JP61047667 ; | [AD]JP60247969 ; | [A]EP0028797 (SIEMENS AG [DE]); | [A]EP0103181 (SIEMENS AG [DE]) | [XP] - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 7 (E-469)(2454) 9 January 1987; & JP-A-61 182 261 (TOSHIBA CORP.) 14-08-1986 (Cat. X), & JP61182261 A 19870109 | [A] - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 205 (E-420)(2261) 17 July 1986; & JP-A-61 047 667 (TOYO ELECTRIC MFG CO. LTD.) 08-03-1986, & JP61047667 A 19860717 | [AD] - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 113 (E-399)(2170) 26 April 1986; & JP-A-60 247 969 (TOYO DENKI SEIZO K.K.) 07-12-1985, & JP60247969 A 19860426 | [AP] - I.E.E.E. TRANSACTIONS ON ELECTRON DEVICES, vol. ED-34, no. 6, June 1987, pages 1396-1406, New York, US; J.-I. NISHIZAWA et al.: "A Double-Gate-Type Static-Induction Thyristor". |