Positive air pressure attenuation device for drainage systems

Details for Australian Patent Application No. 2002328104 (hide)

Owner Studor S.A.

Inventors Swaffield, John; Campbell, David

Agent Watermark

Pub. Number AU-B-2002328104

PCT Number PCT/IB02/03577

PCT Pub. Number WO2003/021049

Priority 0121561.5 06.09.01 GB

Filing date 4 September 2002

Wipo publication date 18 March 2003

Acceptance publication date 26 July 2007

International Classifications

E03C 1/12 (2006.01) Domestic plumbing installations for fresh water or waste water - Plumbing installations for waste water

F16L 55/054 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems

F16L 55/07 (2006.01) Devices or appurtenances for use in, or in connection with, pipes or pipe systems - Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining

Event Publications

23 January 2003 Complete Application Filed

  Priority application(s): 0121561.5 06.09.01 GB

5 June 2003 Application Open to Public Inspection

  Published as AU-B-2002328104

26 July 2007 Application Accepted

  Published as AU-B-2002328104

22 November 2007 Standard Patent Sealed

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