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EP0574911
European procedure
Extract from the Register of European Patents
EP About this file: EP0574911
| EP0574911 - Semiconductor device for driving heat generator [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 07.01.2000 Database last updated on 03.06.2024 | Most recent event Tooltip | 07.01.2000 | No opposition filed within time limit | published on 23.02.2000 [2000/08] | Applicant(s) | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | [N/P] |
| Former [1993/51] | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | Inventor(s) | 01 /
Kaizu, Shunichi, c/o Canon Kabushiki Kaisha 3-30-2, Shimomaruko, Ohta-ku Tokyo / JP | 02 /
Nakamura, Hiroyuki, c/o Canon Kabushiki Kaisha 3-30-2, Shimomaruko, Ohta-ku Tokyo / JP | 03 /
Ichise, Toshihiko, c/o Canon Kabushiki Kaisha 3-30-2, Shimomaruko, Ohta-ku Tokyo / JP | 04 /
Fujita, Kei, c/o Canon Kabushiki Kaisha 3-30-2, Shimomaruko, Ohta-ku Tokyo / JP | 05 /
Kamei, Seiji c/o Canon Kabushiki Kaisha 3-30-2, Shimomaruko, Ohta-ku Tokyo / JP | [1993/51] | Representative(s) | Pellmann, Hans-Bernd Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4-6 80336 München / DE | [N/P] |
| Former [1994/08] | Pellmann, Hans-Bernd, Dipl.-Ing. Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE | ||
| Former [1993/51] | Pellmann, Hans-Bernd, Dipl.-Ing. Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE | Application number, filing date | 93109690.3 | 17.06.1993 | [1993/51] | Priority number, date | JP19920159748 | 18.06.1992 Original published format: JP 15974892 | JP19930130289 | 01.06.1993 Original published format: JP 13028993 | [1993/51] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0574911 | Date: | 22.12.1993 | Language: | EN | [1993/51] | Type: | A3 Search report | No.: | EP0574911 | Date: | 30.03.1994 | Language: | EN | [1994/13] | Type: | B1 Patent specification | No.: | EP0574911 | Date: | 03.03.1999 | Language: | EN | [1999/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.02.1994 | Classification | IPC: | H01L29/772, B41J2/16, H01L21/76 | [1999/09] | CPC: |
H01L21/0274 (EP,US);
B41J2/1601 (EP,US);
B41J2/1628 (EP,US);
B41J2/1629 (EP,US);
B41J2/1631 (EP,US);
B41J2/1642 (EP,US);
B41J2/1646 (EP,US);
H01L21/32139 (EP,US);
H01L21/76224 (EP,US);
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| Former IPC [1993/51] | H01L29/784, B41J2/16, H01L21/76 | Designated contracting states | DE, FR, GB [1993/51] | Title | German: | Halbleiterbauelement zur Betreibung eines Wärmeerzeugers | [1993/51] | English: | Semiconductor device for driving heat generator | [1993/51] | French: | Dispositif à semiconducteur pour commander un générateur de chaleur | [1993/51] | Examination procedure | 16.08.1994 | Examination requested [1994/41] | 12.03.1996 | Despatch of a communication from the examining division (Time limit: M06) | 11.09.1996 | Reply to a communication from the examining division | 16.10.1996 | Despatch of a communication from the examining division (Time limit: M06) | 23.04.1997 | Reply to a communication from the examining division | 05.02.1998 | Despatch of communication of intention to grant (Approval: Yes) | 17.08.1998 | Communication of intention to grant the patent | 17.11.1998 | Fee for grant paid | 17.11.1998 | Fee for publishing/printing paid | Opposition(s) | 04.12.1999 | No opposition filed within time limit [2000/08] | Fees paid | Renewal fee | 26.06.1995 | Renewal fee patent year 03 | 27.06.1996 | Renewal fee patent year 04 | 25.06.1997 | Renewal fee patent year 05 | 29.06.1998 | Renewal fee patent year 06 |
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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]JP63202971 ; | [YD]EP0440459 (CANON KK [JP]); | [A]EP0469370 (GOLD STAR CO [KR]); | [AD]EP0378439 (CANON KK [JP]) | [X] - 3RD INTERNATIONAL SYMPOSIUM ON POWER SEMICONDUCTOR DEVICES AND ICS 22 April 1991, USA pages 61 - 64 M. HOSHI ET AL. | [A] - PATENT ABSTRACTS OF JAPAN vol. 012, no. 489 (E-696)21 December 1988 & JP-A-63 202 971 ( TOSHIBA ) 22 August 1988, & JP63202971 A 19880822 |