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Extract from the Register of European Patents

EP About this file: EP0428293

EP0428293 - Computer system [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  12.06.1998
Database last updated on 31.08.2024
Most recent event   Tooltip10.07.2004Change - lapse in a contracting state
Updated state(s): FR		published on 25.08.2004  [2004/35]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1991/21]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Lewis, Thomas Francis
4201 N.W. 37th Terrace
Fort Lauderdale, Florida 33309 / US
02 / Thompson, Stephen Patrick
3207 Pierson Drive
Delray Beach, Florida 3348396 / US
[1991/21]
Representative(s)Burt, Roger James
IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester
Hampshire SO21 2JN / GB
[N/P]
Former [1991/21]Burt, Roger James, Dr.
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Application number, filing date90311893.330.10.1990
[1991/21]
Priority number, dateUS1989043705913.11.1989         Original published format: US 437059
[1991/21]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0428293
Date:22.05.1991
Language:EN
[1991/21]
Type: A3 Search report 
No.:EP0428293
Date:19.02.1992
Language:EN
[1992/08]
Type: B1 Patent specification 
No.:EP0428293
Date:06.08.1997
Language:EN
[1997/32]
Search report(s)(Supplementary) European search report - dispatched on:EP20.12.1991
ClassificationIPC:G06F13/42
[1991/21]
CPC:
G06F13/4226 (EP,US); G06F9/30 (KR)
Designated contracting statesBE,   CH,   DE,   DK,   ES,   FR,   GB,   IT,   LI,   NL,   SE [1991/21]
TitleGerman:Rechnersystem[1991/21]
English:Computer system[1991/21]
French:Système calculateur[1991/21]
Examination procedure13.12.1990Examination requested  [1991/21]
01.12.1994Despatch of a communication from the examining division (Time limit: M08)
13.07.1995Reply to a communication from the examining division
06.11.1996Despatch of communication of intention to grant (Approval: Yes)
12.02.1997Communication of intention to grant the patent
27.02.1997Fee for grant paid
27.02.1997Fee for publishing/printing paid
Opposition(s)07.05.1998No opposition filed within time limit [1998/31]
Fees paidRenewal fee
22.10.1992Renewal fee patent year 03
21.10.1993Renewal fee patent year 04
21.10.1994Renewal fee patent year 05
24.10.1995Renewal fee patent year 06
29.10.1996Renewal fee patent year 07
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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  TooltipBE06.08.1997
CH06.08.1997
DK06.08.1997
ES06.08.1997
FR06.08.1997
LI06.08.1997
SE06.11.1997
[2004/35]
Former [2002/24]BE06.08.1997
CH06.08.1997
DK06.08.1997
ES06.08.1997
LI06.08.1997
SE06.11.1997
FR02.01.1998
Former [1998/35]BE06.08.1997
CH06.08.1997
DK06.08.1997
LI06.08.1997
SE06.11.1997
FR02.01.1998
Former [1998/30]BE06.08.1997
CH06.08.1997
DK06.08.1997
LI06.08.1997
SE06.11.1997
Former [1998/21]BE06.08.1997
CH06.08.1997
LI06.08.1997
SE06.11.1997
Former [1998/15]CH06.08.1997
LI06.08.1997
SE06.11.1997
Former [1998/04]CH06.08.1997
LI06.08.1997
Documents cited:Search[X]EP0242879  (NEC CORP [JP]);
 [Y]WO8802888  (FUJITSU LTD [JP]);
 [A]GB2183872  (OLYMPUS OPTICAL CO)
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.