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Extract from the Register of European Patents

EP About this file: EP0364000

EP0364000 - A special purpose processor for off-loading many operating system functions in a large data processing system [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  30.09.1995
Database last updated on 14.09.2024
Most recent event   Tooltip30.11.1995Lapse of the patent in a contracting state
New state(s): SE
published on 17.01.1996 [1996/03]
Applicant(s)For all designated states
UNISYS CORPORATION
P.O. Box 500
Blue Bell, PA 19424-0001 / US
[1990/16]
Inventor(s)01 / Jennings, Andrew Thomas
200 North Deerwood Drive
West Chester Pennsylvania 19382 / US
02 / Keller, John Allen
12 Valley Green Drive
Coatesville Pennsylvania 19320 / US
[1990/16]
Representative(s)Carmichael, David Andrew Halliday, et al
Baron Warren Redfern Lynn House Ivy Arch Road Worthing
West Sussex BN14 8BX / GB
[N/P]
Former [1992/22]Carmichael, David Andrew Halliday, et al
G.F. REDFERN & CO., Redfern House 149/151 Tarring Road
Worthing West Sussex BN11 4HE / GB
Former [1990/16]Kirby, Harold Douglas Benson
G.F. Redfern & Company Marlborough Lodge 14 Farncombe Road
Worthing West Sussex BN11 2BT / GB
Application number, filing date89121835.626.09.1986
[1990/16]
Priority number, dateUS1985078778115.10.1985         Original published format: US 787781
US1985078766815.10.1985         Original published format: US 787668
US1985078766915.10.1985         Original published format: US 787669
[1990/16]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0364000
Date:18.04.1990
Language:EN
[1990/16]
Type: A3 Search report 
No.:EP0364000
Date:16.08.1990
Language:EN
[1990/33]
Type: B1 Patent specification 
No.:EP0364000
Date:30.11.1994
Language:EN
[1994/48]
Search report(s)(Supplementary) European search report - dispatched on:EP26.06.1990
ClassificationIPC:G06F9/46
[1990/16]
CPC:
G06F9/4881 (EP)
Designated contracting statesBE,   DE,   FR,   GB,   NL,   SE [1990/34]
Former [1990/16]AT,  BE,  CH,  DE,  FR,  GB,  IT,  LI,  LU,  NL,  SE 
TitleGerman:Sonderzweckprozessor zur Übernahme vieler Betriebssystemfunktionen in einem grossen Datenverarbeitungssystem[1990/16]
English:A special purpose processor for off-loading many operating system functions in a large data processing system[1990/16]
French:Processeur à usage spécial se chargeant de plusieurs fonctions du système d'exploitation dans un grand système de traitement de données[1990/16]
Examination procedure11.12.1989Examination requested  [1990/16]
27.12.1989Loss of particular rights, legal effect: designated state(s)
21.03.1990Despatch of communication of loss of particular rights: designated state(s) AT, CH, IT, LU
22.06.1993Despatch of a communication from the examining division (Time limit: M04)
26.10.1993Reply to a communication from the examining division
02.03.1994Despatch of communication of intention to grant (Approval: Yes)
13.05.1994Communication of intention to grant the patent
01.07.1994Fee for grant paid
01.07.1994Fee for publishing/printing paid
Parent application(s)   TooltipEP86906170.5  / EP0243402
Opposition(s)31.08.1995No opposition filed within time limit [1995/47]
Fees paidRenewal fee
11.12.1989Renewal fee patent year 03
11.12.1989Renewal fee patent year 04
20.08.1990Renewal fee patent year 05
21.08.1991Renewal fee patent year 06
10.08.1992Renewal fee patent year 07
02.08.1993Renewal fee patent year 08
12.09.1994Renewal fee patent year 09
Penalty fee
Penalty fee Rule 85a EPC 1973
23.01.1990AT   M01   Not yet paid
23.01.1990CH   M01   Not yet paid
23.01.1990IT   M01   Not yet paid
23.01.1990LU   M01   Not yet paid
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  TooltipBE30.11.1994
NL30.11.1994
SE28.02.1995
[1996/03]
Former [1995/41]BE30.11.1994
NL30.11.1994
Former [1995/35]NL30.11.1994
Documents cited:Search[A]US4084228  (DUFOND PATRICK, et al);
 [A]EP0021146  (IBM [US])
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 15, no. 10, March 1973, pages 3141-3143, New York, US; T.R. EDEL: "I/O event synchronization with an express dispatch/descend mechanism"
 [A]  - PER BRINCH HANSEN: "Operating System Principles", Prentice-Hall, Englewood Cliffs, New Jersey, 1973, chapter 3, section 3.4
by applicantUS4084228
 US3546677
 US3548384
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.