BALL VALVE ASSEMBLY

Details for Australian Patent Application No. 2003225063 (hide)

Owner DRIL-QUIP, INC.

Inventors MILBERGER, Lionel, J.; REIMERT, Larry, E.; MCCANNA, Jason, C.; KACULI, Xhemal

Pub. Number AU-A-2003225063

PCT Number PCT/US03/12067

PCT Pub. Number WO2003/093705

Priority 10/137,219 02.05.02 US

Filing date 17 April 2003

Wipo publication date 17 November 2003

International Classifications

F16K 005/06 Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary - with plugs having spherical surfaces

F16K 031/12 Operating means - actuated by fluid

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 10/137,219 02.05.02 US

8 January 2004 Application Open to Public Inspection

  Published as AU-A-2003225063

20 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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