Cleaning device for downhole tool

Details for Australian Patent Application No. 2007202785 (hide)

Owner Weatherford Switzerland Trading & Development GmbH

Inventors Booth, Richard Keith

Agent Shelston IP

Pub. Number AU-B-2007202785

Priority 0612091.9 19.06.06 GB

Filing date 15 June 2007

Wipo publication date 10 January 2008

Acceptance publication date 22 December 2011

International Classifications

E21B 37/02 (2006.01) Methods or apparatus for cleaning boreholes or wells

E21B 37/00 (2006.01) Methods or apparatus for cleaning boreholes or wells

Event Publications

5 July 2007 Complete Application Filed

  Priority application(s): 0612091.9 19.06.06 GB

10 January 2008 Application Open to Public Inspection

  Published as AU-B-2007202785

1 December 2011 Assignment before Grant

  Hamdeen Incorporated Limited The application has been assigned to Weatherford Switzerland Trading & Development GmbH

22 December 2011 Application Accepted

  Published as AU-B-2007202785

19 April 2012 Standard Patent Sealed

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