Libertine FPE Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 369
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 253
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126
 
  
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 134
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0003,091 A Piston Engine with a Transfer Valve AssemblyJan 15, 15Jan 04, 18[F01L, F16J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8936003 PistonJul 31, 12Jan 20, 15[H02K, F02B, F02F]
8794198 Free piston engineDec 17, 10Aug 05, 14[F01L, F02B, F01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0255,080 Free Piston Engine GeneratorAbandonedJun 21, 11Oct 03, 13[B21K]
2012/0266,842 Combustion Management SystemAbandonedDec 23, 10Oct 25, 12[F01L, F02P, F01P, F02B]
2012/0255,434 PistonAbandonedDec 17, 10Oct 11, 12[F16J]

Top Inventors for This Owner

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