GENERAL HYDROGEN CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0087,232 Capacitor hybrid fuel cell power generatorAbandonedJun 28, 06Apr 19, 07[H01M]
2007/0087,239 Fuel cell fluid management systemAbandonedOct 18, 05Apr 19, 07[H01M]
2007/0087,240 Fuel cell fluid dissipaterAbandonedFeb 24, 06Apr 19, 07[H01M]
2007/0087,241 Fuel cell power packAbandonedMay 19, 06Apr 19, 07[H01M]
2005/0055,303 Method for incentivizing customers to confirm advance purchase ordersAbandonedSep 08, 03Mar 10, 05[G06F]
6822551 System for communication with a vehicle in close proximity to a fixed service portExpiredNov 14, 02Nov 23, 04[G06F]
6817879 Service port configurationsExpiredNov 25, 02Nov 16, 04[H01R]
6810925 Hydrogen fueling stationExpiredJan 10, 03Nov 02, 04[B65B]
6779568 Gas distribution systemExpiredJul 16, 03Aug 24, 04[B65B]
2004/0104,814 Method and apparatus for vehicle couplingAbandonedNov 14, 02Jun 03, 04[B60R]
2004/0098,179 Vehicle security deviceAbandonedNov 14, 02May 20, 04[G06F]
2004/0098,616 Communications firewallAbandonedNov 14, 02May 20, 04[G06F]
6722903 Service plug configurationExpiredMay 29, 02Apr 20, 04[H01R]
6691749 Service couplingExpiredMay 29, 02Feb 17, 04[B67D]
2003/0196,893 High-temperature low-hydration ion exchange membrane electrochemical cellAbandonedFeb 06, 03Oct 23, 03[C25B]
6619342 Wheel stop service portExpiredMay 10, 02Sep 16, 03[B67D]
2003/0127,155 Connectivity deviceAbandonedMay 29, 02Jul 10, 03[B67C, B65B]
6569298 Apparatus for integrated water deionization, electrolytic hydrogen production, and electrochemical power generationExpiredJun 05, 01May 27, 03[C25D, C25C, C25B]
2002/0049,717 Digital content distribution system and methodAbandonedMay 10, 01Apr 25, 02[G06F]
2001/0041,998 Land port system and method for fuel cell vehiclesAbandonedJan 29, 01Nov 15, 01[G06F]

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