METHOD AND APPARATUS FOR DETERMINATION OF LAYER THICKNESS IN A MULTI-LAYER STRUCTURE

Details for Australian Patent Application No. 2003260288 (hide)

Owner BETA LASERMIKE

Inventors CHRISTENSEN, Henrik; NIELSEN, Jorgen; MAZEIKA, Liudas; KAZYS, Rymantas

Pub. Number AU-A-2003260288

PCT Number PCT/DK03/00587

PCT Pub. Number WO2004/025221

Priority PA 2002 01336 11.09.02 DK; 60/409,596 11.09.02 US

Filing date 11 September 2003

Wipo publication date 30 April 2004

International Classifications

G01B 017/02 Measuring arrangements characterised by the use of infrasonic, sonic, or ultrasonic vibrations - for measuring thickness

G01B 021/08 Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the other groups of this subclass - for measuring thickness

Event Publications

20 November 2003 Complete Application Filed

  Priority application(s): PA 2002 01336 11.09.02 DK; 60/409,596 11.09.02 US

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003260288

26 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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