OPTICAL ELEMENT AND OPTICAL HEAD DEVICE USING IT, AND OPTICAL INFORMATION DEVICE USING THIS OPTICAL HEAD DEVICE, AND COMPUTER, OPTICAL DISK PLAYER, CAR NAVIGATION SYSTEM, OPTICAL DISK RECORDER AND OPTICAL DISK SERVER USING THIS OPTICAL INFORMATION DEVICE

Details for Australian Patent Application No. 2003248344 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors SANO, Kousei; KOMMA, Yoshiaki; MIZUNO, Sadao

Pub. Number AU-A-2003248344

PCT Number PCT/JP03/00949

PCT Pub. Number WO2003/073152

Priority 2002-49113 26.02.02 JP

Filing date 30 January 2003

Wipo publication date 9 September 2003

International Classifications

G02B 027/28 Other optical systems - for polarising

G02B 005/30 Optical elements other than lenses - Polarising elements

G11B 007/135 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Means for guiding the beam from source to record carrier or from record carrier to detector

Event Publications

9 October 2003 Complete Application Filed

  Priority application(s): 2002-49113 26.02.02 JP

16 October 2003 Application Open to Public Inspection

  Published as AU-A-2003248344

23 October 2003 Application Open to Public Inspection

  Published as AU-A-2003248344

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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