REMOTE CLOSED SYSTEM HYDRAULIC ACTUATOR SYSTEM

Details for Australian Patent Application No. 2002332577 (hide)

Owner BAKER HUGHES INCORPORATED

Inventors ZISK, Edward, J., Jr.

Pub. Number AU-A-2002332577

PCT Number PCT/US02/26344

PCT Pub. Number WO2003/021075

Priority 60/313,537 20.08.01 US

Filing date 19 August 2002

Wipo publication date 18 March 2003

International Classifications

E21B 023/00 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 023/08 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 023/04 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 023/06 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 60/313,537 20.08.01 US

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002332577

6 May 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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