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Extract from the Register of European Patents

EP About this file: EP0364335

EP0364335 - Travelling-wave tube with a gas-tight coupling arrangement between its slow-wave circuit and an external microwave circuit [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  08.03.1993
Database last updated on 02.11.2024
Most recent event   Tooltip26.05.1994Change - applicantpublished on 13.07.1994 [1994/28]
Applicant(s)For all designated states
THOMSON-CSF
173, Boulevard Haussmann
75008 Paris / FR
[N/P]
Former [1994/28]For all designated states
THOMSON-CSF
173, Boulevard Haussmann
F-75008 Paris / FR
Former [1990/16]For all designated states
THOMSON-CSF
173, Boulevard Haussmann
F-75008 Paris / FR
Inventor(s)01 / Tikes, Jacques
THOMSON-CSF SCPI Cédex 67
F-92045 Paris la Défense / FR
02 / Le Fur, Joel
THOMSON-CSF SCPI Cédex 67
F-92045 Paris la Défense / FR
03 / Nugues, Pierre
THOMSON-CSF SCPI Cédex 67
F-92045 Paris la Défense / FR
[1990/16]
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 [1990/16]Guérin, Michel, et al
THOMSON-CSF SCPI B.P. 329 50, rue Jean-Pierre Timbaud
F-92402 Courbevoie Cédex / FR
Application number, filing date89402725.903.10.1989
[1990/16]
Priority number, dateFR1988001334211.10.1988         Original published format: FR 8813342
[1990/16]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0364335
Date:18.04.1990
Language:FR
[1990/16]
Search report(s)(Supplementary) European search report - dispatched on:EP28.12.1989
ClassificationIPC:H01J23/42, H01J23/50
[1990/16]
CPC:
H01J23/50 (EP,US); H01J23/42 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1990/16]
TitleGerman:Wanderfeld-Röhre mit einer gasdichten Kopplungsvorrichtung zwischen ihrer Verzögerungsleitung und einer aussen gelegenen Mikrowellenschaltung[1990/16]
English:Travelling-wave tube with a gas-tight coupling arrangement between its slow-wave circuit and an external microwave circuit[1990/16]
French:Tube à onde progressive muni d'un dispositif de couplage étanche entre sa ligne à retard et circuit hyperfréquence externe[1990/16]
File destroyed:12.06.1999
Examination procedure24.04.1990Examination requested  [1990/25]
24.06.1992Despatch of a communication from the examining division (Time limit: M04)
05.11.1992Application deemed to be withdrawn, date of legal effect  [1993/17]
02.12.1992Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1993/17]
Fees paidRenewal fee
19.09.1991Renewal fee patent year 03
Penalty fee
Additional fee for renewal fee
02.11.199204   M06   Not yet paid
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Documents cited:Search[A]DE1064117  (DEUTSCHE ELEKTRONIK GMBH);
 [X]FR1434049  (SIEMENS AG);
 [A]FR2054505  (THOMSON CSF);
 [A]US3939443  (BIRO OSZKAR, et al);
 [A]FR2485801  (THOMSON CSF [FR]);
 [A]EP0274950  (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.