Improved pipeline isolating device

Details for Australian Patent Application No. 2002235667 (hide)

Owner E D Evans Holdings Pty Ltd Yarra Valley Water

Inventors Burlock, Richard; Evans, Craig

Agent Griffith Hack

Pub. Number AU-B-2002235667

PCT Pub. Number WO2002/073080

Priority PCT/AU01/00279 14.03.01 AU

Filing date 13 March 2002

Wipo publication date 24 September 2002

Acceptance publication date 19 July 2007

International Classifications

E03B 9/02 (2006.01) Methods or installations for drawing-off water

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

F16L 55/12 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems

F16L 55/124 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems

F16L 55/132 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-B-2002235667

19 July 2007 Application Accepted

  Published as AU-B-2002235667

15 November 2007 Standard Patent Sealed

9 October 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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