DOWNHOLE WEIGHT BEARING APPARATUS AND METHOD

Details for Australian Patent Application No. 2002251244 (hide)

Owner SPS-AFOS GROUP LIMITED

Inventors HOWLETT, Paul, David; TELFER, George

Pub. Number AU-A-2002251244

PCT Pub. Number WO2002/081857

Priority 0108853.3 09.04.01 GB

Filing date 4 April 2002

Wipo publication date 21 October 2002

International Classifications

E21B 017/10 Drilling rods or pipes

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

E21B 023/01 Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

10 April 2003 Application Open to Public Inspection

  Published as AU-A-2002251244

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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