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Extract from the Register of European Patents

EP About this file: EP0865085

EP0865085 - Insulated gate bipolar transistor with high dynamic ruggedness [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  21.07.2006
Database last updated on 02.11.2024
Most recent event   Tooltip21.07.2006Application deemed to be withdrawnpublished on 23.08.2006  [2006/34]
Applicant(s)For all designated states
STMicroelectronics Srl
Via C. Olivetti, 2
20041 Agrate Brianza (Milano) / IT
[N/P]
Former [1998/38]For all designated states
STMicroelectronics S.r.l.
Via C. Olivetti, 2
20041 Agrate Brianza (Milano) / IT
Inventor(s)01 / Fragapane, Leonardo
Via Garibaldi 57
95121 Catania / IT
[1998/38]
Representative(s)Mittler, Enrico, et al
Mittler & C. S.r.l.
Viale Lombardia, 20
20131 Milano / IT
[N/P]
Former [2004/13]Mittler, Enrico, et al
Mittler & C. s.r.l., Viale Lombardia, 20
20131 Milano / IT
Former [2004/10]Gatti, Enrico
Mittler & C. s.r.l. Via Lombardia, 20
20131 Milano / IT
Former [1998/38]Mittler, Enrico
c/o Mittler & C. s.r.l., Viale Lombardia, 20
20131 Milano / IT
Application number, filing date97830108.311.03.1997
[1998/38]
Filing languageIT
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0865085
Date:16.09.1998
Language:EN
[1998/38]
Search report(s)(Supplementary) European search report - dispatched on:EP06.08.1997
ClassificationIPC:H01L29/739, H01L29/10
[1998/38]
CPC:
H01L29/1095 (EP,US); H01L29/0696 (EP,US); H01L29/7395 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1999/21]
Former [1998/38]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Bipolar Transistor mit isolierter Steuerelektrode mit hoher dynamischer Robustheit[1998/38]
English:Insulated gate bipolar transistor with high dynamic ruggedness[1998/38]
French:Transistor bipolaire à grille isolée avec une grande robustesse dynamique[1998/38]
Examination procedure12.03.1999Examination requested  [1999/21]
24.08.2005Despatch of a communication from the examining division (Time limit: M06)
06.03.2006Application deemed to be withdrawn, date of legal effect  [2006/34]
07.04.2006Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2006/34]
Fees paidRenewal fee
18.03.1999Renewal fee patent year 03
16.03.2000Renewal fee patent year 04
06.03.2001Renewal fee patent year 05
25.03.2002Renewal fee patent year 06
28.03.2003Renewal fee patent year 07
29.03.2004Renewal fee patent year 08
25.03.2005Renewal fee patent year 09
Penalty fee
Additional fee for renewal fee
31.03.200610   M06   Not yet paid
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Documents cited:Search[X]FR2641417  (FUJI ELECTRIC CO LTD [JP]) [X] 1,2,7 * the whole document *;
 [X]EP0536668  (NIPPON DENSO CO [JP]) [X] 1,2 * the whole document *;
 [XY]US4644637  (TEMPLE VICTOR A K [US]) [X] 1,4,5 * column A; figure 1 * [Y] 1,4,5;
 [Y]FR2575334  (RADIOTECHNIQUE COMPELEC [FR]) [Y] 1,4,5 * abstract *;
 [X]JPS63164473  ;
 [X]EP0132861  (PHILIPS NV [NL]) [X] 1,2 * abstract * * page 25, line 18 - line 29 *;
 [A]US4801986  (CHANG HSUEH-RONG [US], et al) [A] 1,3 * column A; figure 7 *
 [X]  - PATENT ABSTRACTS OF JAPAN, (19881110), vol. 012, no. 425, Database accession no. (E - 681), & JP63164473 A 19880707 (FUJITSU LTD) [X] 1,2,5 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.