System for sealing an annular space in a wellbore

Details for Australian Patent Application No. 2005224376 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Bosma, Martin Gerard Rene; Cornelissen, Erik Kerst; Baaijens, Matheus Norbertus

Agent Davies Collison Cave

Pub. Number AU-B-2005224376

PCT Pub. Number WO2005/090743

Priority 04251396.0 11.03.04 EP

Filing date 9 March 2005

Wipo publication date 29 September 2005

Acceptance publication date 4 September 2008

International Classifications

E21B 17/10 (2006.01) Drilling rods or pipes

E21B 33/127 (2006.01) Sealing or packing boreholes or wells

Event Publications

7 September 2006 PCT application entered the National Phase

  PCT publication WO2005/090743 Priority application(s): WO2005/090743

4 September 2008 Application Accepted

  Published as AU-B-2005224376

8 January 2009 Standard Patent Sealed

7 October 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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