Automatic changeover regulator

Details for Australian Patent Application No. 2003296342 (hide)

Owner S.H. Leggitt Company

Inventors Olds, Charles M.; Lee, Edward R.

Agent Griffith Hack

Pub. Number AU-B-2003296342

PCT Number PCT/US2003/0389

PCT Pub. Number WO2004/053612

Priority 60/431,922 09.12.02 US

Filing date 9 December 2003

Wipo publication date 30 June 2004

Acceptance publication date 26 March 2009

International Classifications

G05D 16/06 (2006.01) Control of fluid pressure

Event Publications

6 May 2004 Complete Application Filed

  Priority application(s): 60/431,922 09.12.02 US

5 August 2004 Application Open to Public Inspection

  Published as AU-B-2003296342

26 March 2009 Application Accepted

  Published as AU-B-2003296342

30 July 2009 Standard Patent Sealed

8 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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