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Extract from the Register of European Patents

EP About this file: EP0531499

EP0531499 - OPTICALLY OPERATED ELECTRIC TRANSVERSAL FILTER [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.04.2000
Database last updated on 02.11.2024
Most recent event   Tooltip14.04.2000No opposition filed within time limitpublished on 31.05.2000 [2000/22]
Applicant(s)For all designated states
THOMSON-CSF
173, Boulevard Haussmann
75008 Paris / FR
[1999/24]
Former [1994/07]For all designated states
THOMSON-CSF
173, Boulevard Haussmann
F-75008 Paris / FR
Former [1993/11]For all designated states
THOMSON-CSF
173, Boulevard Haussmann
F-75008 Paris / FR
Inventor(s)01 / TOURNOIS, Pierre
Thomson-CSF SCPI
F-92045 Paris-La Défense Cédex 67 / FR
02 / DOLFI, Daniel
Thomson-CSF SCPI
F-92045 Paris-La Défense Cédex 67 / FR
03 / HUIGNARD, Jean-Pierre
Thomson-CSF SCPI
F-92045 Paris-La Défense Cédex 67 / FR
[1993/11]
Representative(s)Guérin, Michel, et al
Marks & Clerk France
Conseils en Propriété Industrielle
Immeuble Visium
22, Avenue Aristide Briand
94117 Arcueil Cedex / FR
[N/P]
Former [1993/14]Guérin, Michel, et al
THOMSON-CSF SCPI B.P. 329 50, rue Jean-Pierre Timbaud
F-92402 Courbevoie Cédex / FR
Former [1993/11]Guérin, Michel
THOMSON-CSF, SCPI, B.P. 329, 50, rue Jean-Pierre Timbaud
F-92402 Courbevoie Cédex / FR
Application number, filing date92908236.027.03.1992
[1993/11]
WO1992FR00277
Priority number, dateFR1991000385429.03.1991         Original published format: FR 9103854
[1993/11]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report
No.:WO9217803
Date:15.10.1992
Language:FR
[1992/26]
Type: A1 Application with search report 
No.:EP0531499
Date:17.03.1993
Language:FR
The application published by WIPO in one of the EPO official languages on 15.10.1992 takes the place of the publication of the European patent application.
[1993/11]
Type: B1 Patent specification 
No.:EP0531499
Date:16.06.1999
Language:FR
[1999/24]
Search report(s)International search report - published on:EP15.10.1992
ClassificationIPC:G02B6/28
[1993/11]
CPC:
G02B6/2861 (EP,US); Y10S372/70 (EP)
Designated contracting statesDE,   FR,   GB,   IT [1993/11]
TitleGerman:OPTISCH ARBEITENDER ELEKTRISCHER TRANSVERSALER FILTER[1993/11]
English:OPTICALLY OPERATED ELECTRIC TRANSVERSAL FILTER[1993/11]
French:FILTRE TRANSVERSE ELECTRIQUE A FONCTIONNEMENT OPTIQUE[1993/11]
Entry into regional phase06.10.1992National basic fee paid 
06.10.1992Designation fee(s) paid 
06.10.1992Examination fee paid 
Examination procedure06.10.1992Examination requested  [1993/11]
07.12.1994Despatch of a communication from the examining division (Time limit: M06)
12.06.1995Reply to a communication from the examining division
24.07.1996Despatch of a communication from the examining division (Time limit: M06)
03.02.1997Reply to a communication from the examining division
12.02.1998Despatch of a communication from the examining division (Time limit: M04)
06.05.1998Reply to a communication from the examining division
27.08.1998Despatch of communication of intention to grant (Approval: No)
18.11.1998Despatch of communication of intention to grant (Approval: later approval)
17.12.1998Communication of intention to grant the patent
23.01.1999Fee for grant paid
23.01.1999Fee for publishing/printing paid
Opposition(s)17.03.2000No opposition filed within time limit [2000/22]
Fees paidRenewal fee
17.02.1994Renewal fee patent year 03
17.02.1995Renewal fee patent year 04
20.02.1996Renewal fee patent year 05
13.02.1997Renewal fee patent year 06
14.02.1998Renewal fee patent year 07
11.02.1999Renewal fee patent year 08
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Cited inInternational search[Y]EP0331462  (RAYTHEON CO [US])
 [Y]  - PROCEEDINGS OF THE SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS vol. 176, 1979, BELLINGHAM, US pages 17 - 27; TAYLOR: 'fiber and integrated optical devices for signal processing'
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.