Methods for using light reflection patterns to determine location of pith and curvature of the annual ring

Details for Australian Patent Application No. 2007216897 (hide)

Owner Weyerhaeuser Company

Inventors Bogue, David N.; Huang, Chih-Lin; Floyd, Stanley L; Stanish, Mark A

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2007216897

Priority 11/536,940 29.09.06 US

Filing date 20 September 2007

Wipo publication date 17 April 2008

International Classifications

G01N 21/47 (2006.01) 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

G01N 21/55 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Specular reflectivity

G01N 33/46 (2006.01) Investigating or analysing materials by specific methods not covered by groups - Wood

Event Publications

4 October 2007 Complete Application Filed

  Priority application(s): 11/536,940 29.09.06 US

17 April 2008 Application Open to Public Inspection

  Published as AU-A-2007216897

7 May 2009 Assignment before Grant

  Weyerhaeuser Company The application has been assigned to WQI Limited

24 June 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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