Mechanism that assists tractoring on uniform and non-uniform surfaces

Details for Australian Patent Application No. 2003203630 (hide)

Owner Schlumberger Technology B.V.

Inventors Guerrero, Julio C

Agent Griffith Hack

Pub. Number AU-B-2003203630

Priority 10/354227 29.01.03 US; 60/369385 02.04.02 US

Filing date 1 April 2003

Wipo publication date 30 October 2003

Acceptance publication date 5 July 2007

International Classifications

E21B 23/00 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 17/10 (2006.01) Drilling rods or pipes

E21B 23/14 (2006.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

Event Publications

1 May 2003 Complete Application Filed

  Priority application(s): 10/354227 29.01.03 US; 60/369385 02.04.02 US

30 October 2003 Application Open to Public Inspection

  Published as AU-B-2003203630

14 October 2004 Assignment before Grant

  Sofitech N. V. The application has been assigned to Schlumberger Technology B.V.

5 July 2007 Application Accepted

  Published as AU-B-2003203630

1 November 2007 Standard Patent Sealed

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