Thick single crystal diamond layer method for making it and gemstones produced from the layer

Details for Australian Patent Application No. 2001266246 (hide)

Owner Element Six (Pty) Ltd

Inventors Twitchen, Daniel James; Whitehead, Andrew John; Collins, John Lloyd; Cooper, Andrew Michael; Dorn, Barbel Susanne Charlotte; Martineau, Philip Maurice; Scarsbrook, Geoffrey Alan

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2001266246

PCT Pub. Number WO01/96634

Priority 0106929.3 20.03.01 GB; 0014690.2 15.06.00 GB

Filing date 14 June 2001

Wipo publication date 24 December 2001

Acceptance publication date 7 October 2004

International Classifications

C30B 025/02 Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour deposition growth - Epitaxial-layer growth

C30B 025/10 Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour deposition growth - Heating of the reaction chamber or the substrate

C23C 016/27 Chemical deposition or plating by decomposition

C30B 033/00 After-treatment of single crystals or homogeneous polycrystalline material with defined structure

C30B 029/04 Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape - Diamond

C30B 025/20 Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour deposition growth

Event Publications

7 October 2004 Application Accepted

  Published as AU-B-2001266246

3 February 2005 Standard Patent Sealed

15 January 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2001266248

2001266245