Gate valve with delayed retraction of counter plate

Details for Australian Patent Application No. 2002318278 (hide)

Owner Varian, Inc.

Inventors Myslivec , Vaclav; Young , Steven, P.

Agent Pizzeys

Pub. Number AU-B-2002318278

PCT Number PCT/US02/23012

PCT Pub. Number WO2003/012323

Priority 09/920,160 01.08.01 US

Filing date 19 July 2002

Wipo publication date 17 February 2003

Acceptance publication date 22 February 2007

International Classifications

F16K 3/18 (2006.01) Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing

F16K 3/02 (2006.01) Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing - with flat sealing faces

F16K 51/02 (2006.01) Other details not peculiar to particular types of valves or cut-off apparatus - specially adapted for high-vacuum installations

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 09/920,160 01.08.01 US

29 May 2003 Application Open to Public Inspection

  Published as AU-B-2002318278

22 February 2007 Application Accepted

  Published as AU-B-2002318278

21 June 2007 Standard Patent Sealed

24 February 2011 Assignment Registered

  Varian, Inc. The patent has been assigned to Agilent Technologies, Inc.

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