HYDRAULIC STEPPING VALVE ACTUATED SLIDING SLEEVE

Details for Australian Patent Application No. 2003277192 (hide)

Owner BAKER HUGHES INCORPORATED

Inventors GARAY, Thomas, W.; ZISK, Edward, J., Jr.; ROTH, Brian, A.

Pub. Number AU-A-2003277192

PCT Number PCT/US03/31100

PCT Pub. Number WO2004/033849

Priority 10/269,662 11.10.02 US

Filing date 1 October 2003

Wipo publication date 4 May 2004

International Classifications

E21B 034/10 Valve arrangements for boreholes or wells

E21B 043/12 Obtaining fluids from wells - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

Event Publications

19 February 2004 Complete Application Filed

  Priority application(s): 10/269,662 11.10.02 US

3 June 2004 Application Open to Public Inspection

  Published as AU-A-2003277192

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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