CHEVRONTEXACO TECHNOLOGY VENTURES LLC

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Patent Activity in the Last 10 Years

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 6294
 
  
 
C22C ALLOYS 468
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 390
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7799296 Method of producing a nickel salt solutionNov 08, 05Sep 21, 10[C01B]
7393500 Hydrogen storage alloys having improved cycle life and low temperature operating characteristicsApr 02, 04Jul 01, 08[C22C]
7264901 Monoblock batteryMay 21, 01Sep 04, 07[H01M]
7238446 Active electrode composition with conductive polymeric binderDec 24, 02Jul 03, 07[H01M]
7201857 Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cellsMay 02, 03Apr 10, 07[H01M]
7172710 Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cellsMar 03, 03Feb 06, 07[H01M]
7097933 Catalyst for fuel cell oxygen electrodesJun 09, 03Aug 29, 06[H01M]
6964826 Coated catalytic material with a metal phase in contact with a grain boundary oxideJul 22, 02Nov 15, 05[H01M, B01J]
6864013 Monoblock battery assembly with cross-flow coolingMar 19, 03Mar 08, 05[H01M]
6837321 Hybrid electric vehicle incorporating an integrated propulsion systemApr 07, 03Jan 04, 05[B60K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0166,101 Active electrode composition with graphite additiveAbandonedJun 25, 03Jul 27, 06[H01M]
6969567 Multi-cell batteryExpiredNov 06, 00Nov 29, 05[H01M]
6841512 Finely divided metal catalyst and method for making sameExpiredMar 13, 00Jan 11, 05[B01J]
2004/0101,748 Alkaline storage battery with improved casingAbandonedNov 26, 02May 27, 04[H01M]
2004/0002,004 Nickel positive electrode material with misch metal additivesAbandonedMar 19, 03Jan 01, 04[H01M]
6623562 Apparatus for fabricating pasted electrodesExpiredNov 07, 01Sep 23, 03[B05C]
6605375 Method of activating hydrogen storage alloy electrodeExpiredFeb 28, 01Aug 12, 03[H01M]
6524745 Electrochemically stabilized CaNi5 alloys and electrodesExpiredMay 19, 99Feb 25, 03[C01B, H01M]
6500583 Electrochemical hydrogen storage alloys for nickel metal hydride batteries, fuel cells and methods of manufacturing sameExpiredJul 17, 00Dec 31, 02[H01M]
2002/0094,478 Electrode with flag-shaped tabAbandonedDec 02, 00Jul 18, 02[H01M]
6413670 High power nickel-metal hydride batteries and high power alloys/electrodes for use thereinExpiredDec 02, 98Jul 02, 02[H01M]
6120936 Method for powder formation of a hydrogen storage alloyExpiredAug 27, 98Sep 19, 00[H01M]
5985485 Solid state battery having a disordered hydrogenated carbon negative electrodeExpiredApr 01, 97Nov 16, 99[H01M]
5651399 Apparatus for fabricating pasted electrodesExpiredOct 16, 95Jul 29, 97[H01M]
5552242 Solid state battery using a hydrogenated silicon nitride electrolyteExpiredSep 19, 95Sep 03, 96[H01M]
5512387 Thin-film, solid state battery employing an electrically insulating, ion conducting electrolyte materialExpiredFeb 18, 94Apr 30, 96[H01M]
5171647 Hydrogen containment cover assembly for sealing the cell can of a rechargeable electrochemical hydrogen storage cellExpiredDec 10, 90Dec 15, 92[H01M]
5135589 Metastable hydrogen storage alloy materialExpiredApr 16, 90Aug 04, 92[C22C]
5104617 Catalytic hydrogen storage electrode materials for use in electrochemical cells and electrochemical cells incorporating the materialsExpiredApr 26, 90Apr 14, 92[H01M, C22C]
5096667 Catalytic hydrogen storage electrode materials for use in electrochemical cells and electrochemical cells incorporating the materialsExpiredNov 24, 89Mar 17, 92[H01M, C22C]

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