BACK PRESSURE VALVE WITH DY- NAMIC PRESSURE CONTROL

Details for Australian Patent Application No. 2002325756 (hide)

Owner HYDROGENICS CORPORATION

Inventors YE, Jianming; SIMPSON, Todd, A.

Pub. Number AU-A-2002325756

PCT Number PCT/CA02/01432

PCT Pub. Number WO2003/027551

Priority 09/961,092 24.09.01 US

Filing date 18 September 2002

Wipo publication date 7 April 2003

International Classifications

F16K 031/126 Operating means - the fluid acting on a diaphragm, bellows, or the like

G05D 016/06 Control of fluid pressure

G05D 016/18 Control of fluid pressure

Event Publications

23 January 2003 Complete Application Filed

  Priority application(s): 09/961,092 24.09.01 US

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002325756

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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