INTRINSICALLY SAFE PICK-UP FOR REPRODUCTION OR RECORDING DEVICES FOR DIFFERENT OPTICAL RECORDING MEDIA

Details for Australian Patent Application No. 2003237949 (hide)

Owner THOMSON LICENSING S.A.

Inventors ZUCKER, Friedhelm

Pub. Number AU-A-2003237949

PCT Number PCT/EP03/06342

PCT Pub. Number WO2004/003900

Priority 102 29 234.5 28.06.02 DE

Filing date 16 June 2003

Wipo publication date 19 January 2004

International Classifications

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

H01S 005/0683 Semiconductor lasers

H01S 005/40 Semiconductor lasers

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 102 29 234.5 28.06.02 DE

4 March 2004 Application Open to Public Inspection

  Published as AU-A-2003237949

17 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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