Method and Apparatus for Reducing the Shrinkage of an Optical Disc's Clamp Area, and the Resulting Optical Disc

Details for Australian Patent Application No. 2002300442 (hide)

Owner WEA Manufacturing Inc.

Inventors Myrtle, James

Agent Spruson & Ferguson

Pub. Number AU-B-2002300442

Priority 60311638 10.08.01 US; 10178184 21.06.02 US

Filing date 7 August 2002

Wipo publication date 12 June 2003

Acceptance publication date 10 May 2007

International Classifications

G11B 7/24 (2006.01) 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

Event Publications

12 June 2003 Application Open to Public Inspection

  Published as AU-B-2002300442

10 May 2007 Application Accepted

  Published as AU-B-2002300442

31 January 2008 Standard Patent Sealed

5 March 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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