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Extract from the Register of European Patents

EP About this file: EP0138637

EP0138637 - Switching matrix for electric microwave signals [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.10.1987
Database last updated on 04.11.2024
Most recent event   Tooltip29.10.1987No opposition filed within time limitpublished on 16.12.1987 [1987/51]
Applicant(s)For all designated states
THOMSON-CSF
173, Boulevard Haussmann
F-75008 Paris / FR
[1985/17]
Inventor(s)01 / Magarshack, John
THOMSON-CSF SCPI 173, bld Haussmann
F-75379 Paris Cedex 08 / FR
[1985/17]
Representative(s)Taboureau, James, et al
THOMSON-CSF, SCPI, B.P. 329, 50, rue Jean-Pierre Timbaud
92402 Courbevoie Cédex / FR
[N/P]
Former [1985/17]Taboureau, James, et al
THOMSON-CSF, SCPI, B.P. 329, 50, rue Jean-Pierre Timbaud
F-92402 Courbevoie Cédex / FR
Application number, filing date84401641.007.08.1984
[1985/17]
Priority number, dateFR1983001339117.08.1983         Original published format: FR 8313391
[1985/17]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0138637
Date:24.04.1985
Language:FR
[1985/17]
Type: B1 Patent specification 
No.:EP0138637
Date:30.12.1986
Language:FR
[1986/52]
Search report(s)(Supplementary) European search report - dispatched on:EP07.02.1985
ClassificationIPC:H03K17/693
[1985/17]
CPC:
H03K17/693 (EP,US)
Designated contracting statesDE,   GB,   IT,   NL,   SE [1985/17]
TitleGerman:Schaltmatrix für elektrische Mikrowellensignale[1985/17]
English:Switching matrix for electric microwave signals[1985/17]
French:Matrice de commutation de signaux électriques hyperfréquences[1985/17]
Examination procedure17.05.1985Examination requested  [1985/30]
20.05.1986Despatch of communication of intention to grant (Approval: )
11.06.1986Communication of intention to grant the patent
24.07.1986Fee for grant paid
24.07.1986Fee for publishing/printing paid
Opposition(s)01.10.1987No opposition filed within time limit [1987/51]
Fees paidRenewal fee
26.06.1986Renewal fee patent year 03
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Documents cited:Search[A]FR2041027  (NIPPON TELEGRAPH & TELEPHONE);
 [A]DE2339757  (INT STANDARD ELECTRIC CORP)
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 20, no. 4, septembre 1977, pages 1311-1312, New York, USA; G.H. PARIKH: "Phase or island isolation circuit"
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.