WEAR RESISTANT TUBULAR CONNECTION

Details for Australian Patent Application No. 2002354980 (hide)

Owner TESCO CORPORATION

Inventors SLACK, Maurice, William; WARREN, Thomas

Pub. Number AU-A-2002354980

PCT Number PCT/CA02/01114

PCT Pub. Number WO2003/008755

Priority 2,353,249 18.07.01 CA

Filing date 18 July 2002

Wipo publication date 3 March 2003

International Classifications

E21B 017/10 Drilling rods or pipes

E21B 017/08 Drilling rods or pipes

E21B 007/06 Special methods or apparatus for drilling

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 2,353,249 18.07.01 CA

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002354980

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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