Drill Bit

Details for Australian Patent Application No. 2003203447 (hide)

Owner Sandvik Intellectual Property AB

Inventors Barry, John

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003203447

Filing date 28 March 2003

Wipo publication date 14 October 2004

Acceptance publication date 30 October 2008

International Classifications

E21B 10/58 (2006.01) Drilling tools

E21D 21/00 (2006.01) Anchoring-bolts for roof, floor, or shaft-lining protection

Event Publications

17 April 2003 Complete Application Filed

14 October 2004 Application Open to Public Inspection

  Published as AU-B-2003203447

30 June 2005 Assignment before Grant

  Sandvik AB The application has been assigned to Sandvik Intellectual Property HB

2 February 2006 Assignment before Grant

  Sandvik Intellectual Property HB The application has been assigned to Sandvik Intellectual Property AB

30 October 2008 Application Accepted

  Published as AU-B-2003203447

26 February 2009 Standard Patent Sealed

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