Device and method for measuring the profile of a surface

Details for Australian Patent Application No. 2004312851 (hide)

Owner 3M Innovative Properties Company

Inventors Wilhelm, Justin W.

Agent Davies Collison Cave

Pub. Number AU-A-2004312851

PCT Pub. Number WO2005/066581

Priority 60/532,492 24.12.03 US

Filing date 21 December 2004

Wipo publication date 21 July 2005

International Classifications

G01B 11/30 (2006.01) Measuring arrangements characterised by the use of optical means - for measuring roughness or irregularity of surfaces

Event Publications

13 July 2006 PCT application entered the National Phase

  PCT publication WO2005/066581 Priority application(s): WO2005/066581

3 April 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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