OBJECT OPTICAL ELEMENT AND OPTICAL PICKUP DEVICE

Details for Australian Patent Application No. 2003284395 (hide)

Owner KONICA MINOLTA HOLDINGS, INC.

Inventors TOTSUKA, Hidekazu; IKENAKA, Kiyono; MIMORI, Mitsuru; OTA, Kohei; SAITO, Shinichiro; ATARASHI, Yuichi; SAKAMOTO, Katsuya

Pub. Number AU-A-2003284395

PCT Number PCT/JP2003/0136

PCT Pub. Number WO2004/040563

Priority 2002-318795 31.10.02 JP; 2002-335205 19.11.02 JP; 2002-339165 22.11.02 JP; 2002-345063 28.11.02 JP

Filing date 24 October 2003

Wipo publication date 25 May 2004

International Classifications

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

25 March 2004 Complete Application Filed

  Priority application(s): 2002-318795 31.10.02 JP; 2002-335205 19.11.02 JP; 2002-339165 22.11.02 JP; 2002-345063 28.11.02 JP

24 June 2004 Application Open to Public Inspection

  Published as AU-A-2003284395

21 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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