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Extract from the Register of European Patents

EP About this file: EP0549813

EP0549813 - CODING AND DECODING DEVICE FOR TIME-VARYING IMAGE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.08.1998
Database last updated on 09.09.2024
Most recent event   Tooltip28.08.1998No opposition filed within time limitpublished on 14.10.1998 [1998/42]
Applicant(s)For all designated states
Sony Corporation
7-35 Kitashinagawa 6-chome
Shinagawa-ku
Tokyo 141 / JP
[N/P]
Former [1993/27]For all designated states
SONY CORPORATION
7-35 Kitashinagawa 6-chome Shinagawa-ku
Tokyo 141 / JP
Inventor(s)01 / KATO, Motoki
Sony Corporation, 7-35, Kitashinagawa 6-chome
Shinagawa-ku, Tokyo 141 / JP
02 / YAGASAKI, Yoichi
Sony Corporation, 7-35, Kitashinagawa 6-chome
Shinagawa-ku, Tokyo 141 / JP
03 / YONEMITSU, Jun
Sony Corporation, 7-35, Kitashinagawa 6-chome
Shinagawa-ku, Tokyo 141 / JP
[1993/27]
Representative(s)Cotter, Ivan John, et al
D Young & Co LLP 120 Holborn
London EC1N 2DY / GB
[N/P]
Former [1993/27]Cotter, Ivan John, et al
D. YOUNG & CO. 21 New Fetter Lane
London EC4A 1DA / GB
Application number, filing date92915888.916.07.1992
[1993/27]
WO1992JP00910
Priority number, dateJP1991017983819.07.1991         Original published format: JP 17983891
JP1992001244827.01.1992         Original published format: JP 1244892
[1993/27]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9302528
Date:04.02.1993
Language:EN
[1993/04]
Type: A1 Application with search report 
No.:EP0549813
Date:07.07.1993
Language:EN
The application published by WIPO in one of the EPO official languages on 04.02.1993 takes the place of the publication of the European patent application.
[1993/27]
Type: B1 Patent specification 
No.:EP0549813
Date:22.10.1997
Language:EN
[1997/43]
Search report(s)International search report - published on:JP04.02.1993
(Supplementary) European search report - dispatched on:EP03.09.1993
ClassificationIPC:H04N7/30, H04N7/32
[1993/43]
CPC:
H04N19/98 (EP,US); H04N19/50 (KR); H04N19/12 (EP,US);
H04N19/527 (EP,US); H04N19/593 (EP,US); H04N19/61 (EP,US);
H04N19/86 (EP,US); H04N19/30 (EP,US) (-)
Former IPC [1993/27]H04N7/133, H04N7/137
Designated contracting statesAT,   DE,   ES,   FR,   GB [1993/27]
TitleGerman:EINRICHTUNG ZUM KODIEREN UND DEKODIEREN EINES SICH ZEITLICH ÄNDERNDEN BILDES[1993/27]
English:CODING AND DECODING DEVICE FOR TIME-VARYING IMAGE[1993/27]
French:DISPOSITIF DE CODAGE ET DE DECODAGE POUR IMAGE A VARIATION TEMPORELLE[1993/27]
Entry into regional phase31.03.1993Translation filed 
30.03.1993National basic fee paid 
30.03.1993Search fee paid 
30.03.1993Designation fee(s) paid 
30.03.1993Examination fee paid 
Examination procedure31.03.1993Examination requested  [1993/48]
03.11.1993Despatch of a communication from the examining division (Time limit: M06)
10.05.1994Reply to a communication from the examining division
16.09.1994Despatch of a communication from the examining division (Time limit: M06)
18.03.1995Reply to a communication from the examining division
29.01.1996Despatch of communication of intention to grant (Approval: No)
05.06.1996Despatch of a communication from the examining division (Time limit: M06)
09.12.1996Reply to a communication from the examining division
28.02.1997Despatch of communication of intention to grant (Approval: later approval)
18.03.1997Communication of intention to grant the patent
09.05.1997Fee for grant paid
09.05.1997Fee for publishing/printing paid
Opposition(s)23.07.1998No opposition filed within time limit [1998/42]
Fees paidRenewal fee
07.07.1994Renewal fee patent year 03
11.07.1995Renewal fee patent year 04
11.07.1996Renewal fee patent year 05
14.07.1997Renewal fee patent year 06
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Documents cited:Search[A]JP61214882  ;
 [A]JP02100486  ;
 [A]JP01144874  ;
 [A]US4754336  (NISHIZAWA YOSHITSUGU [JP])
 [A]  - IEEE COMMUNICATIONS MAGAZINE vol. 28, no. 11, November 1990, PISCATAWAY, NJ US pages 24 - 32 A.WONG ET AL. 'MCPIC: A Video Coding Algorithm for Transmission and Storage Applications'
 [A]  - LE TECHNIQUES DE L'INGéNIEUR - PARTIE E5500 June 1986, PARIS pages 1 - 11 C.J.RICHARD 'Compression du signal vidéo'
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 011, no. 055 (E-481)20 February 1987 & JP-A-61 214 882 ( NEC CORP. ) 24 September 1986, & JP61214882 A 19860924
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 014, no. 312 (E-0948)5 July 1990 & JP-A-02 100 486 ( CANON INC. ) 12 April 1990, & JP02100486 A 19900412
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 013, no. 404 (E-817)7 September 1989 & JP-A-01 144 874 ( CANON INC. ) 7 June 1989, & JP01144874 A 19890607
International search[A]JPS5471923  (OKI ELECTRIC IND CO LTD);
 [A]JPS56152386  (OKI ELECTRIC IND CO LTD);
 [A]JPS57106274  (RICOH KK);
 [A]JPS61214884  (NEC CORP);
 [A]JPS61285869  (TOSHIBA CORP);
 [A]JPS62172884  (FUJI PHOTO FILM CO LTD)
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.