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Extract from the Register of European Patents

EP About this file: EP0172108

EP0172108 - Access neutralization device to protect an integrated-circuit zone [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.03.1990
Database last updated on 14.09.2024
Most recent event   Tooltip06.03.1990No opposition filed within time limitpublished on 25.04.1990 [1990/17]
Applicant(s)For all designated states
SGS-THOMSON MICROELECTRONICS S.A.
101 Boulevard Murat
75016 Paris / FR
[N/P]
Former [1989/14]For all designated states
SGS-THOMSON MICROELECTRONICS S.A.
101 Boulevard Murat
F-75016 Paris / FR
Former [1986/08]For all designated states
EUROTECHNIQUE
ZI de Peynier-Rousset
F-13 790 - Rousset / FR
Inventor(s)01 / Silvestre de Ferron, Gérard
THOMSON-CSF SCPI 173, bld Haussmann
F-75379 Paris Cedex 08 / FR
02 / Gaultier, Jean-Marie
THOMSON-CSF SCPI 173, bld Haussmann
F-75379 Paris Cedex 08 / FR
[1986/08]
Representative(s)Ballot, Paul Denis Jacques, et al
Cabinet Ballot
9, rue Claude Chappé
Technopôle Metz 2000
57070 Metz / FR
[N/P]
Former [1989/02]Ballot, Paul Denis Jacques, et al
Cabinet Ballot-Schmit 7, rue le Sueur
F-75116 Paris / FR
Former [1986/08]Guérin, Michel
THOMSON-CSF SCPI B.P. 329 50, rue Jean-Pierre Timbaud
F-92402 Courbevoie Cédex / FR
Application number, filing date85401606.006.08.1985
[1986/08]
Priority number, dateFR1984001267910.08.1984         Original published format: FR 8412679
[1986/08]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0172108
Date:19.02.1986
Language:FR
[1986/08]
Type: B1 Patent specification 
No.:EP0172108
Date:03.05.1989
Language:FR
[1989/18]
Search report(s)(Supplementary) European search report - dispatched on:EP10.12.1985
ClassificationIPC:H01L23/56, G06K19/06
[1986/08]
CPC:
G06K19/07372 (EP,US); G06K19/073 (EP,US); H01L23/585 (EP,US);
H01L2924/0002 (EP,US); Y10S257/922 (EP,US)
C-Set:
H01L2924/0002, H01L2924/00 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1986/08]
TitleGerman:Zugangsneutralisierungsanordnung zum Schützen einer integrierten Schaltungszone[1986/08]
English:Access neutralization device to protect an integrated-circuit zone[1986/08]
French:Dispositif de neutralisation de l'accès à une zone à protéger d'un circuit intégré[1986/08]
Examination procedure03.03.1986Examination requested  [1986/19]
19.01.1988Despatch of a communication from the examining division (Time limit: M04)
30.03.1988Reply to a communication from the examining division
14.07.1988Despatch of communication of intention to grant (Approval: Yes)
08.08.1988Communication of intention to grant the patent
25.08.1988Fee for grant paid
25.08.1988Fee for publishing/printing paid
Opposition(s)06.02.1990No opposition filed within time limit [1990/17]
Fees paidRenewal fee
13.06.1987Renewal fee patent year 03
08.07.1988Renewal fee patent year 04
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Documents cited:Search[A]US4105156  (DETHLOFF JURGEN);
 [A]EP0025347  (FUJITSU LTD [JP]);
 [A]FR2471051  (DASSAULT ELECTRONIQUE [FR]);
 [A]FR2503424  (THOMSON CSF [FR])
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.