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Extract from the Register of European Patents

EP About this file: EP0502597

EP0502597 - Cmos output buffer circuit [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.08.1997
Database last updated on 05.10.2024
Most recent event   Tooltip07.12.2007Lapse of the patent in a contracting state
Updated state(s): FR		published on 09.01.2008  [2008/02]
Applicant(s)For all designated states
ADVANCED MICRO DEVICES, INC.
901 Thompson Place P.O. Box 3453
Sunnyvale CA 94088-3453 / US
[N/P]
Former [1992/37]For all designated states
ADVANCED MICRO DEVICES, INC.
901 Thompson Place P.O. Box 3453
Sunnyvale, CA 94088 / US
Inventor(s)01 / Naghshineh, Kianoosh
165 E. O'Keefe Street 28
Menlo Park, California 94025 / US
[1996/41]
Former [1992/37]01 / Naghshinen, Kianoosh
165 E. O'Keefe Street 28
Menlo Park, California 94025 / US
Representative(s)Wright, Hugh Ronald, et al
Brookes Batchellor LLP
1 Boyne Park
Tunbridge Wells Kent TN4 8EL / GB
[N/P]
Former [1992/37]Wright, Hugh Ronald, et al
Brookes & Martin 52/54 High Holborn
London WC1V 6SE / GB
Application number, filing date92300096.207.01.1992
[1992/37]
Priority number, dateUS1991066616507.03.1991         Original published format: US 666165
[1992/37]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0502597
Date:09.09.1992
Language:EN
[1992/37]
Type: A3 Search report 
No.:EP0502597
Date:21.10.1992
Language:EN
[1992/43]
Type: B1 Patent specification 
No.:EP0502597
Date:09.10.1996
Language:EN
[1996/41]
Search report(s)(Supplementary) European search report - dispatched on:EP04.09.1992
ClassificationIPC:H03K19/003, G11C7/00
[1992/43]
CPC:
H03K19/00361 (EP,US)
Former IPC [1992/37]G11C7/00
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   PT,   SE [1992/37]
TitleGerman:CMOS-Ausgangspufferschaltung[1992/37]
English:Cmos output buffer circuit[1992/37]
French:Circuit tampon de sortie CMOS[1992/37]
Examination procedure25.01.1993Examination requested  [1993/12]
03.07.1995Despatch of a communication from the examining division (Time limit: M04)
06.11.1995Reply to a communication from the examining division
14.12.1995Despatch of communication of intention to grant (Approval: No)
29.03.1996Despatch of communication of intention to grant (Approval: later approval)
04.04.1996Communication of intention to grant the patent
07.06.1996Fee for grant paid
07.06.1996Fee for publishing/printing paid
Opposition(s)10.07.1997No opposition filed within time limit [1997/40]
Fees paidRenewal fee
13.01.1994Renewal fee patent year 03
05.01.1995Renewal fee patent year 04
05.01.1996Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
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  TooltipAT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
ES09.10.1996
FR09.10.1996
GR09.10.1996
IT09.10.1996
LI09.10.1996
NL09.10.1996
PT09.01.1997
SE09.01.1997
LU31.01.1997
[2006/14]
Former [2003/07]AT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
ES09.10.1996
GR09.10.1996
IT09.10.1996
LI09.10.1996
NL09.10.1996
PT09.01.1997
SE09.01.1997
LU31.01.1997
FR07.03.1997
Former [2002/25]AT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
ES09.10.1996
GR09.10.1996
IT09.10.1996
LI09.10.1996
PT09.01.1997
SE09.01.1997
LU31.01.1997
FR07.03.1997
Former [2000/05]AT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
GR09.10.1996
IT09.10.1996
LI09.10.1996
PT09.01.1997
SE09.01.1997
LU31.01.1997
FR07.03.1997
Former [1999/42]AT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
IT09.10.1996
LI09.10.1996
PT09.01.1997
SE09.01.1997
FR07.03.1997
Former [1998/15]AT09.10.1996
BE09.10.1996
CH09.10.1996
DK09.10.1996
LI09.10.1996
PT09.01.1997
SE09.01.1997
FR07.03.1997
Former [1997/50]AT09.10.1996
BE09.10.1996
CH09.10.1996
LI09.10.1996
PT09.01.1997
SE09.01.1997
FR07.03.1997
Former [1997/39]AT09.10.1996
BE09.10.1996
CH09.10.1996
LI09.10.1996
SE09.01.1997
FR07.03.1997
Former [1997/34]AT09.10.1996
BE09.10.1996
CH09.10.1996
LI09.10.1996
FR07.03.1997
Former [1997/29]AT09.10.1996
BE09.10.1996
CH09.10.1996
LI09.10.1996
Former [1997/28]AT09.10.1996
CH09.10.1996
LI09.10.1996
Documents cited:Search[X]EP0368524  (NCR CO [US]);
 [A]EP0379881  (INTEGRATED DEVICE TECH [US])
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.