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Extract from the Register of European Patents

EP About this file: EP0836749

EP0836749 - THYRISTOR WITH A LAYER OF CHARGE CARRIERS HAVING A REDUCED LIFETIME [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.06.2001
Database last updated on 11.09.2024
Most recent event   Tooltip29.06.2001No opposition filed within time limitpublished on 16.08.2001 [2001/33]
Applicant(s)For all designated states
eupec Europäische Gesellschaft für Leistungshalbleiter mbH & Co. KG
Max-Planck-Strasse 5
59581 Warstein / DE
[N/P]
Former [2000/43]For all designated states
eupec Europäische Gesellschaft für Leistungshalbleiter mbH & Co. KG
Max-Planck-Strasse 5
59581 Warstein / DE
Former [1998/17]For all designated states
SIEMENS AKTIENGESELLSCHAFT
Wittelsbacherplatz 2
80333 München / DE
Inventor(s)01 / SCHULZE, Hans-Joachim
Ottostrasse 60f
D-85521 Ottobrunn / DE
[1998/17]
Representative(s)Zedlitz, Peter
OSRAM GmbH
Intellectual Property IP
Postfach 22 13 17
80503 München / DE
[N/P]
Former [2000/43]Zedlitz, Peter, Dipl.-Inf.
Patentanwalt, Postfach 22 13 17
80503 München / DE
Application number, filing date96917345.913.06.1996
[1998/17]
WO1996DE01052
Priority number, dateDE199512416103.07.1995         Original published format: DE 19524161
[1998/17]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9702603
Date:23.01.1997
Language:DE
[1997/05]
Type: A1 Application with search report 
No.:EP0836749
Date:22.04.1998
Language:DE
The application published by WIPO in one of the EPO official languages on 23.01.1997 takes the place of the publication of the European patent application.
[1998/17]
Type: B1 Patent specification 
No.:EP0836749
Date:30.08.2000
Language:DE
[2000/35]
Search report(s)International search report - published on:EP23.01.1997
ClassificationIPC:H01L29/10, H01L29/32, H01L29/744
[1998/17]
CPC:
H01L29/66363 (EP); H01L29/1016 (EP); H01L29/32 (EP);
H01L29/744 (EP)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   SE [1998/17]
TitleGerman:THYRISTOR MIT SCHICHT REDUZIERTER LADUNGSTRÄGERLEBENSDAUER[1998/17]
English:THYRISTOR WITH A LAYER OF CHARGE CARRIERS HAVING A REDUCED LIFETIME[1998/17]
French:THYRISTOR POURVU D'UNE COUCHE DE PORTEURS DE CHARGE A DUREE DE VIE REDUITE[1998/17]
Entry into regional phase18.12.1997National basic fee paid 
18.12.1997Designation fee(s) paid 
18.12.1997Examination fee paid 
Examination procedure24.01.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
18.12.1997Examination requested  [1998/17]
27.09.1999Despatch of communication of intention to grant (Approval: Yes)
15.10.1999Communication of intention to grant the patent
05.01.2000Fee for grant paid
05.01.2000Fee for publishing/printing paid
Opposition(s)31.05.2001No opposition filed within time limit [2001/33]
Fees paidRenewal fee
18.06.1998Renewal fee patent year 03
18.06.1999Renewal fee patent year 04
19.06.2000Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipSE30.11.2000
[2001/27]
Cited inInternational search[X]EP0651446  (TOSHIBA KK [JP]) [X] 1-8 * column W *;
 [X]EP0297325  (MITSUBISHI ELECTRIC CORP [JP]) [X] 1-8 * column W *;
 [A]EP0343369  (SIEMENS AG [DE]) [A] 6,7 * column 3, line 34 - line 37; figure - *;
 [A]JPH06276556  ;
 [A]FR2344962  (WESTINGHOUSE ELECTRIC CORP [US]) [A] 5 * figure - *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19870905), vol. 11, no. 275, Database accession no. (E - 537), & JP6276556 A 19870408 (TOYOTA CENTRAL RES & DEV LAB INC) [A] 6,7 * 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.