APPARATUS FOR USE IN A WELLBORE

Details for Australian Patent Application No. 2002251304 (hide)

Owner WEATHERFORD/LAMB, INC.

Inventors DELGADO, Steve; WINTERROWD, Ken, W.; HART, Shane, P.

Pub. Number AU-A-2002251304

PCT Pub. Number WO2002/088508

Priority 60/288,252 02.05.01 US; 10/037,529 04.01.02 US

Filing date 16 April 2002

Wipo publication date 11 November 2002

International Classifications

E21B 007/06 Special methods or apparatus for drilling

E21B 041/00 Equipment or details not covered by groups

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002251304

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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