FUEL CELL STACK COOLANT CONDUCTIVITY MONITORING CIRCUIT

Details for Australian Patent Application No. 2003262119 (hide)

Owner GENERAL MOTORS CORPORATION

Inventors DILL, Norman, J.

Pub. Number AU-A-2003262119

PCT Number PCT/US03/10123

PCT Pub. Number WO2003/088400

Priority 10/120,704 11.04.02 US

Filing date 1 April 2003

Wipo publication date 27 October 2003

International Classifications

H01M 008/04 Fuel cells - Auxiliary arrangements or processes, e.g. for control of pressure, for circulation of fluids

G01R 019/00 Arrangements for measuring currents or voltages or for indicating presence or sign thereof

Event Publications

27 November 2003 Complete Application Filed

  Priority application(s): 10/120,704 11.04.02 US

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003262119

2 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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