OPTO-ACOUSTIC APPARATUS WITH OPTICAL HETERODYNING FOR MEASURING SOLID SURFACES AND THIN FILMS

Details for Australian Patent Application No. 2002319840 (hide)

Owner KONINKLIJKE PHILIPS ELECTRONICS N.V.

Inventors LI, Zhuoyun; MAZURENKO, Alexander; MAZNEV, Alexei

Pub. Number AU-A-2002319840

PCT Number PCT/IB02/02918

PCT Pub. Number WO2003/010518

Priority 60/307,905 26.07.01 US

Filing date 26 July 2002

Wipo publication date 17 February 2003

International Classifications

G01N 021/17 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Systems in which incident light is modified in accordance with the properties of the material investigated

G01N 021/47 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Scattering, i.e. diffuse reflection

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 60/307,905 26.07.01 US

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002319840

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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