Downhole swivel sub

Details for Australian Patent Application No. 2006235740 (hide)

Owner Caledus Limited

Inventors Bain, James; Howlett, Paul

Agent Chrysiliou IP

Pub. Number AU-B-2006235740

PCT Pub. Number WO2006/109090

Priority 0507639.3 15.04.05 GB

Filing date 18 April 2006

Wipo publication date 19 October 2006

Acceptance publication date 14 July 2011

International Classifications

E21B 17/05 (2006.01) Drilling rods or pipes

Event Publications

15 November 2007 PCT application entered the National Phase

  PCT publication WO2006/109090 Priority application(s): WO2006/109090

14 July 2011 Application Accepted

  Published as AU-B-2006235740

10 November 2011 Standard Patent Sealed

17 May 2012 Alteration of Name

  The name of the patentee has been altered to Tercel Oilfield Products UK Limited

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