APPARATUS AND METHOD FOR DETECTING TWIST IN ARTICLES

Details for Australian Patent Application No. 2002347157 (hide)

Owner CENTRE DE RECHERCHE INDUSTRIELLE DU QUEBEC

Inventors LESSARD, Jean-Luc; LEGROS, Yvon; MONGEAU, Jean-Pierre

Pub. Number AU-A-2002347157

PCT Number PCT/CA02/01877

PCT Pub. Number WO2003/048682

Priority 2,365,654 07.12.01 CA

Filing date 6 December 2002

Wipo publication date 17 June 2003

International Classifications

G01B 011/30 Measuring arrangements characterised by the use of optical means - for measuring roughness or irregularity of surfaces

G01N 021/898 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

G01B 021/20 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 contours or curvatures, e.g. determining profile

Event Publications

13 March 2003 Complete Application Filed

  Priority application(s): 2,365,654 07.12.01 CA

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002347157

26 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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