Drilling mud

Details for Australian Patent Application No. 2001265890 (hide)

International Classifications

Event Publications

8 April 2004 Application Accepted

Published as AU-B-2001265890

5 August 2004 Standard Patent Sealed

12 November 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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