Method and system for laser marking in the volume of gemstones such as diamonds

Details for Australian Patent Application No. 2005328630 (hide)

Owner International Gemstone Registry Inc.

Inventors Barron, Wes; Champagne, Yves; Levesque, Marc; Cantin, Daniel; Bourliaguet, Bruno; Cournoyer, Alain

Agent Middletons

Pub. Number AU-A-2005328630

PCT Pub. Number WO2006/092035

Priority 60/656,915 01.03.05 US; 11/161,917 22.08.05 US

Filing date 26 August 2005

Wipo publication date 8 September 2006

International Classifications

A44C 17/00 (2006.01) Gems or the like

B23K 26/00 (2006.01) Working by laser beam, e.g. welding, cutting, boring

B28D 5/00 (2006.01) Fine working of gems, jewels, crystals, e.g. of semiconductor material

B44C 1/22 (2006.01) Processes, not specifically provided for elsewhere, for producing decorative surface effects - Removing surface-material, e.g. by engraving, by etching

C04B 41/53 (2006.01) After-treatment of mortars, concrete, artificial stone or ceramics - involving the removal of part of the materials of the treated article

G01N 21/87 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Investigating jewels

Event Publications

18 October 2007 PCT application entered the National Phase

  PCT publication WO2006/092035 Priority application(s): WO2006/092035

14 January 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(c). 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.

28 January 2010 Corrigenda

  Applications Lapsed, Refused or Withdrawn, Patents Ceased or Expired - 2005 Delete all reference to Application No. 2005328630.

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