E.F. PRODUCTS, L.P.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 761
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 262
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
C10M LUBRICATING COMPOSITIONS 148
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7673497 System, methods, and compositions for detecting and inhibiting leaks in transmission systemsOct 18, 05Mar 09, 10[C09K, G01M, C10M, G01N]
7124598 Pressure testing and refrigerant recharging conduit assembly for automobilesOct 26, 04Oct 24, 06[F25B]
7107781 Pressure testing and refrigerant recharging hose assembly for automobilesOct 26, 04Sep 19, 06[F25B]
6796340 Method and dispenser for pressurized containers used with automobile air conditioning systemsMay 22, 03Sep 28, 04[B65B]
6722141 Apparatus and methods for placing an additive fluid into a refrigerant circuitJul 08, 02Apr 20, 04[F25B]
6609385 Refrigerant charging/pressure testing hose assemblyOct 24, 02Aug 26, 03[F25B]
6481221 Apparatus and methods for placing an additive fluid into a refrigerant circuitMar 08, 01Nov 19, 02[F25B]
6438970 Apparatus methods and compositions for placing additive fluids into a refrigerant circuitSep 28, 01Aug 27, 02[F25B]
6385986 Refrigerant charging hose assemblyNov 19, 01May 14, 02[F25B]
5967204 Refrigerant fluid injection apparatusApr 07, 98Oct 19, 99[B65B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0058,837 DEVICE HAVING MULTIPLE LIGHT SOURCES AND METHODS OF USEAbandonedSep 05, 08Mar 11, 10[G21G, G01M]
7565830 System, methods, and compositions for detecting and inhibiting leaks in engine oil systemsExpiredOct 18, 05Jul 28, 09[C09K, G01M, C10M, G01N]
7565829 System, methods, and compositions for detecting and inhibiting leaks in steering systemsExpiredOct 18, 05Jul 28, 09[C09K, G01M, C10M, G01N]
2008/0216,491 PRESSURE GAUGES AND METHODS OF USEAbandonedMar 08, 07Sep 11, 08[G01L, F25B]
2008/0218,998 DEVICE HAVING MULTIPLE LIGHT SOURCES AND METHODS OF USEAbandonedMar 08, 07Sep 11, 08[F21V, G01M, G01N]

Top Inventors for This Owner

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