METHOD FOR DETECTING FOREIGN MATTER ON OBJECT, DEVICE FOR DETECTING FOREIGN MATTER ON OBJECT, AND OPTICAL DISC APPARATUS

Details for Australian Patent Application No. 2003241944 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors GOTOH, Yasuhiro; NISHIWAKI, Seiji; KOMMA, Yoshiaki

Pub. Number AU-A-2003241944

PCT Number PCT/JP03/06805

PCT Pub. Number WO2003/102563

Priority 2003-075691 19.03.03 JP; 2002-156889 30.05.02 JP; 2002-195488 04.07.02 JP; 2002-227138 05.08.02 JP; 2002-265101 11.09.02 JP

Filing date 30 May 2003

Wipo publication date 19 December 2003

International Classifications

G01N 021/95 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

G11B 007/26 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Apparatus or processes specially adapted for the manufacture of record carriers

G11B 007/004 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 2003-075691 19.03.03 JP; 2002-156889 30.05.02 JP; 2002-195488 04.07.02 JP; 2002-227138 05.08.02 JP; 2002-265101 11.09.02 JP

12 February 2004 Application Open to Public Inspection

  Published as AU-A-2003241944

3 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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