Method of freeing stuck drill pipe
Details for Australian Patent Application No. 2002348211 (hide)
International Classifications
Event Publications
13 March 2003 Complete Application Filed
Priority application(s): 60/339,520 11.12.01 US
28 August 2003 Application Open to Public Inspection
Published as AU-B-2002348211
27 September 2007 Application Accepted
Published as AU-B-2002348211
24 January 2008 Standard Patent Sealed
5 July 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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