Tubing head seal assembly

Details for Australian Patent Application No. 2001247784 (hide)

Owner FMC Technologies, Inc.

Inventors Kent, Richard D.; Cunningham, Christopher E.; Bartlett, Christopher D.; Harrold, David; Gatherar, Nicholas

Agent Freehills

Pub. Number AU-B-2001247784

PCT Pub. Number WO01/73257

Priority 60268329 12.02.01 US; 60192124 24.03.00 US

Filing date 22 March 2001

Wipo publication date 8 October 2001

Acceptance publication date 24 February 2005

International Classifications

E21B 033/043 Sealing or packing boreholes or wells

E21B 033/04 Sealing or packing boreholes or wells

Event Publications

27 November 2003 Assignment before Grant

  FMC Corporation The application has been assigned to FMC Technologies, Inc.

1 July 2004 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 09 Sep 2002

24 February 2005 Application Accepted

  Published as AU-B-2001247784

23 June 2005 Standard Patent Sealed

15 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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