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Extract from the Register of European Patents

EP About this file: EP0425111

EP0425111 - Improved self keyer with pre-emphasized fill video [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.10.1995
Database last updated on 15.06.2024
Most recent event   Tooltip17.02.2006Change - lapse in a contracting state
Updated state(s): FR
published on 05.04.2006  [2006/14]
Applicant(s)For all designated states
The Grass Valley Group, Inc.
13024 Bitney Springs Road Nevada City
California 95959 / US
[N/P]
Former [1991/18]For all designated states
The Grass Valley Group, Inc.
13024 Bitney Springs Road
Nevada City California 95959 / US
Inventor(s)01 / Chaplin, Daniel J.
11878 Brentwood Court
Nevada City, California 95959 / US
[1991/18]
Representative(s)Baillie, Iain Cameron, et al
Ladas & Parry, Dachauerstrasse 37
80335 München / DE
[N/P]
Former [1991/18]Baillie, Iain Cameron, et al
c/o Ladas & Parry Altheimer Eck 2
D-80331 München / DE
Application number, filing date90310863.704.10.1990
[1991/18]
Priority number, dateUS1989041835306.10.1989         Original published format: US 418353
[1991/18]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0425111
Date:02.05.1991
Language:EN
[1991/18]
Type: A3 Search report 
No.:EP0425111
Date:30.10.1991
Language:EN
[1991/44]
Type: B1 Patent specification 
No.:EP0425111
Date:14.12.1994
Language:EN
[1994/50]
Search report(s)(Supplementary) European search report - dispatched on:EP09.09.1991
ClassificationIPC:H04N5/275
[1991/18]
CPC:
H04N5/275 (EP,US)
Designated contracting statesDE,   FR,   GB,   NL [1991/18]
TitleGerman:Verbesserte Tastschaltung mit Hervorhebung des Ausfüllen-Videosignals[1991/18]
English:Improved self keyer with pre-emphasized fill video[1991/18]
French:Circuit de commutation amélioré avec un signal vidéo de remplissage préaccentué[1991/18]
Examination procedure06.02.1992Examination requested  [1992/14]
09.06.1993Despatch of a communication from the examining division (Time limit: M04)
11.10.1993Reply to a communication from the examining division
13.04.1994Despatch of communication of intention to grant (Approval: Yes)
17.06.1994Communication of intention to grant the patent
13.09.1994Fee for grant paid
13.09.1994Fee for publishing/printing paid
Opposition(s)15.09.1995No opposition filed within time limit [1995/49]
Fees paidRenewal fee
14.09.1992Renewal fee patent year 03
16.09.1993Renewal fee patent year 04
14.09.1994Renewal fee patent year 05
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Lapses during opposition  TooltipFR14.12.1994
NL14.12.1994
[2006/14]
Former [1995/41]NL14.12.1994
FR12.05.1995
Former [1995/35]NL14.12.1994
Documents cited:Search[A]US4141041  (PETERS DAVID L);
 [A]GB1556811  (BRITISH BROADCASTING CORP)
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.