DOUBLE FACED DOUBLE STORAGE CAPACITY MEDIUM

Details for Australian Patent Application No. 2002312920 (hide)

Owner DISCOVISION ASSOCIATES

Inventors EL HAFIDI, Idriss; GRZYMALA, Romualda; MEYRUEIS, Patrick

Pub. Number AU-A-2002312920

PCT Number PCT/EP02/05446

PCT Pub. Number WO2003/091996

Filing date 26 April 2002

Wipo publication date 10 November 2003

International Classifications

G11B 007/0065 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G03H 001/26 Holographic processes or apparatus using light, infra-red, or ultra-violet waves for obtaining holograms or for obtaining an image from them - Processes or apparatus specially adapted to produce multiple holograms or to obtain images from them, e.g. multicolour technique

G11B 007/24 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Record carriers characterised by the selection of the material or by the structure or form

Event Publications

2 January 2003 Complete Application Filed

18 December 2003 Application Open to Public Inspection

  Published as AU-A-2002312920

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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