Self-calibrated ultrasonic method of insitu measurement of borehole fluid acoustic properties

Details for Australian Patent Application No. 2002300195 (hide)

International Classifications

Event Publications

12 June 2003 Application Open to Public Inspection

Published as AU-B-2002300195

14 July 2005 Application Accepted

Published as AU-B-2002300195

10 November 2005 Standard Patent Sealed

19 February 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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