Remotely operated water bottom based drilling system using cable for auxiliary operations

Details for Australian Patent Application No. 2008251711 (hide)

Owner Williamson Deep Ocean Engineering, Inc.

Inventors Robinson, Larry; McGinnis, Timothy; Williamson, Michael E.; Thatcher, Herbert

Agent Callinan

Pub. Number AU-B-2008251711

PCT Pub. Number WO2008/140883

Priority 11/747,244 11.05.07 US

Filing date 15 April 2008

Wipo publication date 20 November 2008

Acceptance publication date 9 December 2010

International Classifications

E21B 7/00 (2006.01) Special methods or apparatus for drilling

E21B 25/00 (2006.01) Apparatus for obtaining or removing undisturbed cores, e.g. core barrels, core extractors

Event Publications

12 November 2009 PCT application entered the National Phase

  PCT publication WO2008/140883 Priority application(s): WO2008/140883

11 February 2010 Assignment before Grant

  Williamson & Associates, Inc. The application has been assigned to Williamson Deep Ocean Engineering, Inc.

9 December 2010 Application Accepted

  Published as AU-B-2008251711

7 April 2011 Standard Patent Sealed

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