EXPANDABLE DOWNHOLE TOOL

Details for Australian Patent Application No. 2002251209 (hide)

Owner ROTECH HOLDINGS LIMITED

Inventors WHITE, Robert, Graham; VAN DRENTHAM-SUSMAN, Hector, Filippus, Alexander; STEWART, Kenneth, Roderick

Pub. Number AU-A-2002251209

PCT Pub. Number WO2002/079604

Priority 0108144.7 31.03.01 GB

Filing date 28 March 2002

Wipo publication date 15 October 2002

International Classifications

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

E21B 010/32 Drilling tools

E21B 029/00 Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows

Event Publications

3 April 2003 Application Open to Public Inspection

  Published as AU-A-2002251209

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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