Earth boring bit

Details for Australian Patent Application No. 2007328409 (hide)

Owner Engstrom, R.

Inventors Engstrom, Robert W.

Agent Hodgkinson McInnes

Pub. Number AU-B-2007328409

PCT Pub. Number WO2008/069863

Priority 60/872,474 04.12.06 US

Filing date 11 October 2007

Wipo publication date 12 June 2008

Acceptance publication date 18 November 2010

International Classifications

E21B 10/42 (2006.01) Drilling tools

E21B 10/60 (2006.01) Drilling tools

Event Publications

17 July 2008 PCT application entered the National Phase

  PCT publication WO2008/069863 Priority application(s): WO2008/069863

18 November 2010 Application Accepted

  Published as AU-B-2007328409

17 March 2011 Standard Patent Sealed

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