Drill fluid collecting device

Details for Australian Patent Application No. 2006321049 (hide)

Owner V-Tech AS

Inventors Halse, Helge-Ruben

Agent Griffith Hack

Pub. Number AU-B-2006321049

PCT Pub. Number WO2007/064218

Priority 20055675 01.12.05 NO

Filing date 29 November 2006

Wipo publication date 7 June 2007

Acceptance publication date 17 June 2010

International Classifications

E21B 21/01 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 19/16 (2006.01) Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

Event Publications

3 July 2008 PCT application entered the National Phase

  PCT publication WO2007/064218 Priority application(s): WO2007/064218

17 June 2010 Application Accepted

  Published as AU-B-2006321049

14 October 2010 Standard Patent Sealed

8 September 2011 Application for Amendment

  The nature of the amendment is: Amend the applicant name V-Tech AS to Weatherford Rig Systems AS. Address for service in Australia - Fisher Adams Kelly Level 29 12 Creek Street Brisbane QLD 4000

2 February 2012 Alteration of Name

  The name of the patentee has been altered to Weatherford Rig Systems AS 2007

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