APPARATUS AND METHOD OF DETECTING INTERFACES BETWEEN WELL FLUIDS AND FOR DETECTING THE LAUNCH OF A DEVICE IN OILFIELD APPLICATIONS

Details for Australian Patent Application No. 2003223411 (hide)

Owner BJ SERVICES COMPANY

Inventors DILLENBECK, Robert, Lee; CARLSON, Bradley, T.; HUGHES, Ronnie, D.

Pub. Number AU-A-2003223411

PCT Number PCT/US03/10069

PCT Pub. Number WO2003/087520

Priority 10/120,201 10.04.02 US; 10/154,435 22.05.02 US

Filing date 3 April 2003

Wipo publication date 27 October 2003

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 10/120,201 10.04.02 US; 10/154,435 22.05.02 US

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003223411

6 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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