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Extract from the Register of European Patents

EP About this file: EP0096936

EP0096936 - Method of reducing the convergence time of an echo canceller, and apparatus for carrying out this method [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  22.02.1990
Database last updated on 14.06.2024
Most recent event   Tooltip23.05.1990Lapse of the patent in a contracting statepublished on 11.07.1990 [1990/28]
Applicant(s)For all designated states
TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQUES T.R.T.
88, rue Brillat Savarin
75013 Paris / FR
[N/P]
Former [1983/52]For all designated states
TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQUES T.R.T.
88, rue Brillat Savarin
F-75013 Paris / FR
Inventor(s)01 / Guidoux, Loic Bernard Yves
SOCIETE CIVILE S.P.I.D. 209 rue de l'Université
F-75007 Paris / FR
[1983/52]
Representative(s)Charpail, François, et al
Société Civile S.P.I.D. 156, Boulevard Haussmann
75008 Paris / FR
[N/P]
Former [1984/14]Charpail, François, et al
Société Civile S.P.I.D. 156, Boulevard Haussmann
F-75008 Paris / FR
Former [1983/52]Tissot, Jean
Société Civile S.P.I.D. 209, rue de l'Université
F-75007 Paris / FR
Application number, filing date83200837.909.06.1983
[1983/52]
Priority number, dateFR1982001031014.06.1982         Original published format: FR 8210310
[1983/52]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0096936
Date:28.12.1983
Language:FR
[1983/52]
Type: B1 Patent specification 
No.:EP0096936
Date:26.04.1989
Language:FR
[1989/17]
Search report(s)(Supplementary) European search report - dispatched on:EP25.08.1983
ClassificationIPC:H04B3/23
[1983/52]
CPC:
H04B3/238 (EP,US); H04B3/232 (EP,US)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   SE [1983/52]
TitleGerman:Verfahren zur Verkürzung der Konvergenzzeit eines Echokompensators sowie Vorrichtung zur Durchführung dieses Verfahrens[1983/52]
English:Method of reducing the convergence time of an echo canceller, and apparatus for carrying out this method[1983/52]
French:Procédé destiné à réduire le temps de convergence d'un annuleur d'écho et dispositif utilisé pour mettre en oeuvre ce procédé[1983/52]
MiscellaneousEPB 1989/17: Demande divisionnaire 86202106 déposée le 27.11.86
Examination procedure27.01.1984Examination requested  [1984/14]
09.04.1985Despatch of a communication from the examining division (Time limit: M06)
07.09.1985Reply to a communication from the examining division
16.12.1985Despatch of a communication from the examining division (Time limit: M06)
24.06.1986Reply to a communication from the examining division
07.08.1986Despatch of a communication from the examining division (Time limit: M06)
05.02.1987Reply to a communication from the examining division
23.06.1988Despatch of communication of intention to grant (Approval: Yes)
11.10.1988Communication of intention to grant the patent
13.01.1989Fee for grant paid
13.01.1989Fee for publishing/printing paid
Divisional application(s)EP86202106.0  / EP0270706
Opposition(s)27.01.1990No opposition filed within time limit [1990/15]
Fees paidRenewal fee
19.06.1985Renewal fee patent year 03
20.06.1986Renewal fee patent year 04
22.06.1987Renewal fee patent year 05
13.07.1988Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
01.07.198806   M06   Fee paid on   13.07.1988
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipCH30.06.1989
LI30.06.1989
[1990/28]
Documents cited:Search[A]EP0036696  (TRT TELECOM RADIO ELECTR [FR]);
 [A]US4047013  (MILEWSKI ANDRZEJ);
 [A]EP0052362  (NEC CORP [JP])
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 21, no. 5, octobre 1978, pages 1916-1918, New York, USA
 [A]  - IEEE FIFTH INTERNATIONAL CONFERENCE ON DIGITAL SATELLITE COMMUNICATIONS, 23-26 mars 1981, pages 259-264, Genoa, IT.
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.