Downhole safety valve apparatus and method

Details for Australian Patent Application No. 2005286875 (hide)

Owner BJ Services Company, U.S.A.

Inventors Smith, David R.; Bolding, Jeffrey L.

Agent Shelston IP

Pub. Number AU-B-2005286875

PCT Pub. Number WO2006/034214

Priority 60/522,360 20.09.04 US

Filing date 20 September 2005

Wipo publication date 30 March 2006

Acceptance publication date 23 July 2009

International Classifications

E21B 33/12 (2006.01) Sealing or packing boreholes or wells - Packers

Event Publications

19 April 2007 PCT application entered the National Phase

  PCT publication WO2006/034214 Priority application(s): WO2006/034214

17 July 2008 Alteration of Name

  The name of the applicant has been altered to BJ Services Company, U.S.A.

23 July 2009 Application Accepted

  Published as AU-B-2005286875

19 November 2009 Standard Patent Sealed

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