OBJECT LENS FOR OPTICAL PICKUP DEVICE, OPTICAL PICKUP DEVICE AND OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE

Details for Australian Patent Application No. 2003257582 (hide)

Owner KONICA MINOLTA HOLDINGS, INC.

Inventors KIMURA, Tohru

Pub. Number AU-A-2003257582

PCT Number PCT/JP03/10994

PCT Pub. Number WO2004/021065

Priority 2002-248207 28.08.02 JP; 2002-379657 27.12.02 JP; 2003-42269 20.02.03 JP

Filing date 28 August 2003

Wipo publication date 19 March 2004

International Classifications

G02B 013/00 Optical objectives specially designed for the purposes specified below

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

6 November 2003 Complete Application Filed

  Priority application(s): 2002-248207 28.08.02 JP; 2002-379657 27.12.02 JP; 2003-42269 20.02.03 JP

6 May 2004 Application Open to Public Inspection

  Published as AU-A-2003257582

19 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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