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Extract from the Register of European Patents

EP About this file: EP0011136

EP0011136 - Integrity protection circuitry for read-/write control storage [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  11.03.1982
Database last updated on 26.07.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1980/11]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Gallagher, Joseph Gerard
R.D. 3, Box 123A
Owego, New York 13827 / US
02 / Plant, James Walter
1024 Holly Lane
Endwell, New York 13760 / US
[1980/11]
Representative(s)Rudolph, Wolfgang
Puschmann Borchert Bardehle
Patentanwälte Partnerschaft
Postfach 10 12 31
80086 München / DE
[N/P]
Former [1980/11]Rudolph, Wolfgang, Dipl.-Ing.
IBM Deutschland GmbH Schönaicher Strasse 220
D-7030 Böblingen / DE
Application number, filing date79103922.512.10.1979
[1980/11]
Priority number, dateUS1978095982413.11.1978         Original published format: US 959824
[1980/11]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0011136
Date:28.05.1980
Language:DE
[1980/11]
Search report(s)(Supplementary) European search report - dispatched on:EP18.03.1980
ClassificationIPC:G06F13/00, G11C7/00
[1980/11]
CPC:
G06F12/1425 (EP)
Designated contracting statesDE,   FR,   GB [1980/11]
TitleGerman:Schaltungsanordnung zum Integritätsschutz für einen Lese-/Schreib-Steuerspeicher[1980/11]
English:Integrity protection circuitry for read-/write control storage[1980/11]
French:Circuit pour la protection de l'intégrité d'une mémoire de commande de lecture et d'écriture[1980/11]
File destroyed:12.02.1989
Examination procedure25.04.1980Examination requested  [1980/14]
22.08.1980Despatch of a communication from the examining division (Time limit: {0})
26.08.1980Despatch of a communication from the examining division (Time limit: M04)
24.12.1980Reply to a communication from the examining division
29.04.1981Despatch of a communication from the examining division (Time limit: M04)
14.10.1981Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1982/19]
24.12.1981Application deemed to be withdrawn, date of legal effect  [1982/19]
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Documents cited:SearchDE1774863  [ ];
 DE2639557  [ ];
 US3108257  [ ];
 DE2749710  [ ];
 DD98383  [ ];
 US3599159  [ ]
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.