A WELLBORE DIRECTIONAL STEERING TOOL

Details for Australian Patent Application No. 2002304444 (hide)

Owner R.S.T (BVI) INC.

Inventors SUTHERLAND, George, B.; VARIAVA, Feroze, M.; MARCELLUS, Emerson; MCLOUGHLIN, Stephen, John; LASATER, Jeffrey, B.; CHANCE, Jack, P.

Pub. Number AU-A-2002304444

PCT Number PCT/GB02/02784

PCT Pub. Number WO2002/101193

Priority 09/878,715 11.06.01 US

Filing date 7 June 2002

Wipo publication date 23 December 2002

International Classifications

E21B 007/06 Special methods or apparatus for drilling

E21B 047/18 Survey of boreholes or wells

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 09/878,715 11.06.01 US

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002304444

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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