MULTI-LEVEL OPTICAL RECORDING MEDIUM

Details for Australian Patent Application No. 2002354403 (hide)

Owner TDK CORPORATION

Inventors FUKUZAWA, Narutoshi; TSUKAMOTO, Syuji; HORAI, Takashi; INOUE, Motohiro; TAKE, Hiroshi; ARIOKA, Hiroyuki

Pub. Number AU-A-2002354403

PCT Number PCT/JP02/12732

PCT Pub. Number WO2003/050805

Priority 2001-376555 11.12.01 JP

Filing date 4 December 2002

Wipo publication date 23 June 2003

International Classifications

G11B 007/0045 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G11B 007/125 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Optical beam sources therefor

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

G11B 007/26 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Apparatus or processes specially adapted for the manufacture of record carriers

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 2001-376555 11.12.01 JP

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002354403

26 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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