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Extract from the Register of European Patents

EP About this file: EP0022313

EP0022313 - Recording medium, method of making a recording or a stamper and recording apparatus [Right-click to bookmark this link]
Former [1981/02]Recording medium, method of making a recording or a stamper obtained by using this recording medium, and record carrier or stamper made by using this method
[1985/47]
StatusNo opposition filed within time limit
Status updated on  18.09.1986
Database last updated on 06.07.2024
Most recent event   Tooltip18.09.1986No opposition filed within time limitpublished on 05.11.1986 [1986/45]
Applicant(s)For all designated states
DISCOVISION ASSOCIATES
P.O. Box 6600 3300 Hyland Avenue Costa Mesa
California 92626 / US
[N/P]
Former [1981/02]For all designated states
DISCOVISION ASSOCIATES
P.O. Box 6600 3300 Hyland Avenue
Costa Mesa California 92626 / US
Inventor(s)01 / Wilkinson, Richard L.
21341 Avenida Manantial
E. Toro, California 92630 / US
[1982/36]
Former [1982/17]01 / Wilkinson, Richard L.
21341 Avenida Manantial
Torrance California 90501 / US
Former [1981/02]01 / Wilkinson, Richard L.
2007, West 232nd Street
Torrance California 90501 / US
Representative(s)Arthur, George Fitzgerald, et al
KILBURN & STRODE 30, John Street
London WC1N 2DD / GB
[1981/02]
Application number, filing date80301884.505.06.1980
[1981/02]
Priority number, dateUS1979004808113.06.1979         Original published format: US 48081
[1981/02]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0022313
Date:14.01.1981
Language:EN
[1981/02]
Type: B1 Patent specification 
No.:EP0022313
Date:21.11.1985
Language:EN
[1985/47]
Search report(s)(Supplementary) European search report - dispatched on:EP02.10.1980
ClassificationIPC:G11B7/24, G11B23/00
[1981/02]
CPC:
G11B7/00451 (EP,US); G11B7/26 (EP,KR,US); G11B23/0057 (EP,US);
G11B7/241 (EP,US); G11B7/244 (EP,US); G11B7/2467 (EP,US);
G11B7/2531 (EP,US); G11B7/258 (EP,US); Y10S430/146 (EP,US);
Y10S430/165 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1981/02]
TitleGerman:Aufzeichnungsmedium, Verfahren zur Herstellung einer Aufzeichnung oder Pressmatrize, Aufzeichnungsvorrichtung[1985/47]
English:Recording medium, method of making a recording or a stamper and recording apparatus[1985/47]
French:Milieu d'enregistrement, procédé pour faire un enregistrement ou une matrice, appareil d'enregistrement[1985/47]
Former [1981/02]Aufzeichnungsmedium, Verfahren zur Herstellung einer von diesem Aufzeichnungsmedium gewonnenen Aufzeichnung oder Pressmatrize, nach diesem Verfahren hergestellte Aufzeichnungsträger oder Pressmatrizen
Former [1981/02]Recording medium, method of making a recording or a stamper obtained by using this recording medium, and record carrier or stamper made by using this method
Former [1981/02]Milieu d'enregistrement, procédé pour faire un enregistrement ou une matrice obtenus en utilisant ce milieu d'enregistrement, support d'enregistrement ou matrice, obtenus en utilisant ce procédé
Examination procedure06.07.1981Examination requested  [1981/38]
26.10.1982Despatch of a communication from the examining division (Time limit: M04)
23.02.1983Reply to a communication from the examining division
24.01.1984Despatch of a communication from the examining division (Time limit: M04)
26.05.1984Reply to a communication from the examining division
30.01.1985Despatch of communication of intention to grant (Approval: )
29.04.1985Communication of intention to grant the patent
12.07.1985Fee for grant paid
12.07.1985Fee for publishing/printing paid
Divisional application(s)EP84201062.1  / EP0156040
Opposition(s)22.08.1986No opposition filed within time limit [1986/45]
Fees paidRenewal fee
12.03.1982Renewal fee patent year 03
26.05.1983Renewal fee patent year 04
17.05.1984Renewal fee patent year 05
14.06.1985Renewal fee patent year 06
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Documents cited:SearchFR1593710  [ ];
 US3560994  [ ] (WOLFF KARIN, et al);
 US3665483  [ ] (BOCKER CARL H, et al);
 DE2347435  [ ] (CIBA GEIGY AG);
 US3875024  [ ] (PICQUENDAR JEAN EDGAR, et al);
 US4074282  [ ] (BALAS JR CHARLES, et al);
 FR2368779  [ ] (THOMSON BRANDT [FR]);
 GB2005457  [ ] (PHILIPS NV);
 US4176277  [ ] (BRICOT CLAUDE [FR], et al)
    [ ] - IBM TECHNICAL DISCLOSURE BULLETIN, Vol. 21, No. 2, July 1978, pages 859-860 New York, U.S.A. J.J. CUOMO et al.: "Digital Recording by thin film spalling".
    [ ] - INFORMATION DISPLAY, Vol. 12, No. 2, April 1976, pages 12-19 Los Angeles, CA., U.S.A. K.D. BROADBENT: "A review of the MCA disco-vision system".
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.