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Extract from the Register of European Patents

EP About this file: EP0266506

EP0266506 - Image display processor for graphics workstation [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.05.1995
Database last updated on 18.11.2024
Most recent event   Tooltip28.11.2003Lapse of the patent in a contracting state
New state(s): ES
published on 14.01.2004  [2004/03]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1988/19]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Gonzalez-Lopez, Jorge
8 Hewlett Road
Red Hook New York 12571 / US
[1988/19]
Representative(s)Burt, Roger James
IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester
Hampshire SO21 2JN / GB
[N/P]
Former [1994/28]Burt, Roger James, Dr.
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Former [1991/39]Blakemore, Frederick Norman
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Former [1990/44]Harris, Ian Richard
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester, Hants. SO21 2JN / GB
Former [1988/19]Hawkins, Anthony George Frederick
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Application number, filing date87112691.831.08.1987
[1988/19]
Priority number, dateUS1986092631031.10.1986         Original published format: US 926310
[1988/19]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0266506
Date:11.05.1988
Language:EN
[1988/19]
Type: A3 Search report 
No.:EP0266506
Date:24.10.1990
Language:EN
[1990/43]
Type: B1 Patent specification 
No.:EP0266506
Date:13.07.1994
Language:EN
[1994/28]
Search report(s)(Supplementary) European search report - dispatched on:EP04.09.1990
ClassificationIPC:G09G1/16, G09G1/28
[1988/19]
CPC:
G09G5/06 (EP,US); G09G5/399 (EP,US)
Designated contracting statesBE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL,   SE [1988/19]
TitleGerman:Bildanzeigeverarbeitungseinheit für ein graphisches Endgerät[1988/19]
English:Image display processor for graphics workstation[1988/19]
French:Processeur d'affichage d'images pour un poste de travail graphique[1988/19]
Examination procedure23.08.1988Examination requested  [1988/42]
28.01.1993Despatch of a communication from the examining division (Time limit: M04)
05.05.1993Reply to a communication from the examining division
01.10.1993Despatch of communication of intention to grant (Approval: Yes)
07.01.1994Communication of intention to grant the patent
24.01.1994Fee for grant paid
24.01.1994Fee for publishing/printing paid
Opposition(s)14.04.1995No opposition filed within time limit [1995/27]
Fees paidRenewal fee
21.08.1989Renewal fee patent year 03
20.08.1990Renewal fee patent year 04
22.08.1991Renewal fee patent year 05
17.08.1992Renewal fee patent year 06
19.08.1993Renewal fee patent year 07
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Lapses during opposition  TooltipBE13.07.1994
NL13.07.1994
ES24.10.1994
[2004/03]
Former [1995/15]BE13.07.1994
NL13.07.1994
Former [1995/12]BE13.07.1994
Documents cited:Search[XP]US4684942  (NISHI KAZUHIKO [JP], et al);
 [Y]GB2137856  (QUANTEL LTD);
 [Y]EP0197846  (CIMSA SINTRA [FR])
 [A]  - ELECTRONICS INTERNATIONAL, vol. 56, no. 18, September 1983, pages 119-123, New York, US; L. GALE: "Work station performs at the superminicomputer level"
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.