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Extract from the Register of European Patents

EP About this file: EP0449858

EP0449858 - HIGH-VOLTAGE TRANSISTOR ARRANGEMENT PRODUCED BY CMOS TECHNOLOGY [Right-click to bookmark this link]
StatusOpposition rejected
Status updated on  31.01.1997
Database last updated on 03.09.2024
Most recent event   Tooltip31.01.1997Opposition rejectedpublished on 19.03.1997 [1997/12]
Applicant(s)For all designated states
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Leonrodstrasse 54
80636 München / DE
[N/P]
Former [1991/41]For all designated states
FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Leonrodstrasse 54
D-80636 München / DE
Inventor(s)01 / ZIMMER, Günter
Am Steinwerth 10
D-4100 Duisburg 29 / DE
02 / ROTH, Walter
Am Oespeler Dorney 2
D-4600 Dortmund 72 / DE
03 / SELIGER, Siegfried
Am Lohbach 114
D-4600 Dortmund 30 / DE
04 / DE WINTER, Rudi
Corbiestraat 9
B-3550 Heusden-Zolder / BE
[1991/41]
Application number, filing date90900056.406.12.1989
[1991/41]
WO1989DE00756
Priority number, dateDE1988384364423.12.1988         Original published format: DE 3843644
[1991/41]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9007794
Date:12.07.1990
Language:DE
[1990/16]
Type: A1 Application with search report 
No.:EP0449858
Date:09.10.1991
Language:DE
The application published by WIPO in one of the EPO official languages on 12.07.1990 takes the place of the publication of the European patent application.
[1991/41]
Type: B1 Patent specification 
No.:EP0449858
Date:05.05.1993
Language:DE
[1993/18]
Search report(s)International search report - published on:EP12.07.1990
ClassificationIPC:H01L27/092
[1991/41]
CPC:
H01L27/0922 (EP); H01L29/1045 (EP); H01L29/7835 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL,   SE [1991/41]
TitleGerman:HOCHSPANNUNGSTRANSISTOR-ANORDNUNG IN CMOS-TECHNOLOGIE[1991/41]
English:HIGH-VOLTAGE TRANSISTOR ARRANGEMENT PRODUCED BY CMOS TECHNOLOGY[1991/41]
French:TRANSISTOR HAUTE TENSION OBTENU PAR TECHNIQUE CMOS[1991/41]
Entry into regional phase19.06.1991Designation fee(s) paid 
06.07.1991Examination fee paid 
Examination procedure05.07.1990Request for preliminary examination filed
International Preliminary Examining Authority: DE
06.07.1991Examination requested  [1991/41]
29.05.1992Request for accelerated examination filed
07.09.1992Despatch of communication of intention to grant (Approval: Yes)
07.09.1992Decision about request for accelerated examination - accepted: Yes
01.10.1992Communication of intention to grant the patent
08.12.1992Fee for grant paid
08.12.1992Fee for publishing/printing paid
Opposition(s)Opponent(s)01  16.06.1993  02.11.1994  ADMISSIBLE
X-FAB Gesellschaft zur Fertigung von Wafern mbH
Haarbergstr. 61
D-99097 Erfurt / DE
 [1993/36]
22.07.1994No. 01: Notification indicating deficiencies in the notice of opposition
28.09.1994No. 01: Reply to notification indicating deficiencies in the notice of opposition
07.11.1994Invitation to proprietor to file observations on the notice of opposition
10.03.1995Reply of patent proprietor to notice(s) of opposition
23.03.1995Communication of observations of patent proprietor (Time limit: M02)
22.05.1995Reply of parties involved to observations of patent proprietor
03.08.1995Despatch of a communication from the opposition division (Time limit: M04)
20.09.1996Date of despatch of rejection of opposition
30.09.1996Legal effect of rejection of opposition [1997/12]
Fees paidRenewal fee
19.06.1991Renewal fee patent year 03
25.02.1993Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
31.12.199204   M06   Fee paid on   25.02.1993
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Lapses during opposition  TooltipBE05.05.1993
NL05.05.1993
AT06.12.1993
CH31.12.1993
LI31.12.1993
[1995/29]
Former [1994/48]BE05.05.1993
NL05.05.1993
CH31.12.1993
LI31.12.1993
Former [1994/09]BE05.05.1993
NL05.05.1993
Former [1993/52]NL05.05.1993
Cited inInternational search[X]EP0160183  (ROCKWELL INTERNATIONAL CORP [US]);
 [X]EP0179693  (THOMSON CSF [FR]);
 [Y]EP0148342  (SIEMENS AG [DE]);
 [Y]DE3121224  (SHARP KK [JP]);
 [A]GB2028581  (STANDARD MICROSYST SMC)
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.