UTC FUEL CELLS, LLC

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Patent Activity in the Last 10 Years

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Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 16138
 
  
 
B01D SEPARATION 5129
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2118
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8741494 Fuel cell power plant used as reformate generatorDec 22, 08Jun 03, 14[H01M]
8309264 Fuel cell flow field having strong, chemically stable metal bipolar platesDec 08, 06Nov 13, 12[H01M]
8029753 Ammonia contact scrubber system for a fuel cellDec 20, 06Oct 04, 11[B01D]
7638217 Non-circulating coolant PEM fuel cell power plant assembly with low thermal massNov 28, 06Dec 29, 09[H01M]
7195742 Preferential oxidation reactor and processJul 26, 02Mar 27, 07[B01D]
7172647 Coolant mixture separator assembly for use in a polymer electrolyte membrane (PEM) fuel cell power plantOct 20, 05Feb 06, 07[B01D]
7141324 Hydrogen passivation shut down system for a fuel cell power plantNov 29, 05Nov 28, 06[H01M]
RE39348 Method of using a water transport plateMar 06, 03Oct 17, 06[H01M]
7112386 Membrane electrode assemblies with hydrogen peroxide decomposition catalystSep 04, 02Sep 26, 06[H01M]
7107060 Method of optimizing an implementation of fast-dynamic channel allocation call admission control in radio resource managementDec 23, 03Sep 12, 06[H04Q]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0314,261 Oxygen-Consuming Zero-Gap Electrolysis Cells With Porous/Solid PlatesAbandonedDec 14, 05Dec 16, 10[C25B]
2010/0167,140 Response to Ingestion of Gas Into Fuel Cell CoolantAbandonedDec 30, 05Jul 01, 10[H01M]
2010/0143,809 Air Bleed Through Fuel Cell Fuel Recycle LoopAbandonedDec 30, 05Jun 10, 10[H01M]
2010/0119,911 LIQUID ELECTROLYTE FUEL CELL HAVING HIGH PERMEABILITY WICKING TO RETURN CONDENSED ELECTROLYTEAbandonedDec 22, 06May 13, 10[H01M]
2009/0325,007 CONTROL OF PARALLELED FUEL CELL ASSEMBLIESAbandonedDec 29, 06Dec 31, 09[H01M]
2009/0053,568 Evaporative Cooling of Fuel Cells Employing Antifreeze SolutionAbandonedDec 01, 05Feb 26, 09[H01M]
7282285 Method and apparatus for the operation of a cell stack assembly during subfreezing temperaturesExpiredApr 05, 02Oct 16, 07[H01M]
7282290 Freeze tolerant fuel cell power plant with a direct contact heat exchangerExpiredDec 31, 03Oct 16, 07[H01M]
2007/0154,744 Fuel cell coolant bubble controlAbandonedDec 30, 05Jul 05, 07[H01M]
2007/0147,187 Method of using graphite for making hydrophilic articlesAbandonedDec 28, 05Jun 28, 07[C09C, G11B, B32B]
2007/0148,361 METHOD OF TREATING GRAPHITE FOR MAKING HYDROPHILIC ARTICLESAbandonedDec 06, 06Jun 28, 07[B05D]
7179557 Direct antifreeze cooled fuel cell power plant with passive water managementExpiredDec 30, 03Feb 20, 07[H01M]
2006/0233,691 Durable catalyst for processing carbonaceous fuel, and the method of makingAbandonedMar 28, 05Oct 19, 06[C01F]
7090940 Freeze tolerant fuel cell power plant with a direct contact heat exchangerExpiredNov 05, 03Aug 15, 06[H01M]
2006/0141,329 Fuel cell demineralizers integrated with coolant accumulatorAbandonedDec 28, 04Jun 29, 06[H01M]
2006/0067,878 Metal alanates doped with oxygenAbandonedSep 27, 04Mar 30, 06[C01B, H01M]
2006/0003,204 Controlling fuel cell fuel purge in response to recycle fuel blower operating conditionsAbandonedJul 01, 04Jan 05, 06[H01M]
6979509 Freeze tolerant fuel cell power plant with a two-component mixed coolantExpiredNov 05, 03Dec 27, 05[H01M]
2005/0282,096 Maintaining oxygen/carbon ratio with temperature controlled valveAbandonedJun 21, 04Dec 22, 05[F23C]
2005/0268,553 Hybrid water gas shift systemAbandonedJun 04, 04Dec 08, 05[B01J]

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