Method and apparatus for casing expansion

Details for Australian Patent Application No. 2001294802 (hide)

Owner Shell Internationale Maatschappij B.V.

Inventors Waddell, Kevin K.; Filippov, Andrei Gregory; Cook, Robert Lance; Ring, Lev; Zwald, Edwin A.

Agent Davies Collison Cave

Pub. Number AU-B-2001294802

PCT Pub. Number WO02/29199

Priority 60237334 02.10.00 US

Filing date 27 September 2001

Wipo publication date 15 April 2002

Acceptance publication date 1 December 2005

International Classifications

E21B 019/16 Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

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

E21B 043/10 Obtaining fluids from wells

Event Publications

6 November 2003 Assignment before Grant

  Shell Oil Company The application has been assigned to Shell Internationale Maatschappij B.V. 2002

1 December 2005 Application Accepted

  Published as AU-B-2001294802

30 March 2006 Standard Patent Sealed

23 November 2006 Assignment Registered

  Shell Internationale Maatschappij B.V. The patent has been assigned to Shell Internationale Research Maatschappij B.V.

23 April 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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