HYDRAULIC-MECHANICAL JAR TOOL

Details for Australian Patent Application No. 2002220833 (hide)

Owner WEATHERFORD/LAMB, INC.

Inventors DARNELL, David, Trevor

Pub. Number AU-A-2002220833

PCT Pub. Number WO2003/048511

Filing date 27 November 2001

Wipo publication date 17 June 2003

International Classifications

E21B 031/113 Fishing for or freeing objects in boreholes or wells

E21B 031/107 Fishing for or freeing objects in boreholes or wells

Event Publications

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002220833

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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