APV U.K. LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6146121 Rotor for use in a rotary pumpFeb 12, 98Nov 14, 00[F01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6242028 Process of, and apparatus for, moulding confectioneryExpiredAug 09, 99Jun 05, 01[A23P, A23G]
6062068 Leakage testing method for a plate heat exchangerExpiredOct 20, 98May 16, 00[G01M]
6044692 Ultrasonic method of testing a plate heat exchanger for leakageExpiredOct 20, 98Apr 04, 00[G01M]
5989585 Transdermal therapeutic system (TTS) containing vitamin E for the treatment of drug dependencyExpiredJun 23, 98Nov 23, 99[A61F]
5974958 Cream depositing apparatusExpiredApr 16, 97Nov 02, 99[B29C, A21C]
5863566 Dough manipulation apparatusExpiredJul 09, 97Jan 26, 99[A21C]
5547303 Apparatus for dispensing and applying fluidExpiredAug 30, 95Aug 20, 96[A46B]
5030062 Centrifugal pumpExpiredApr 20, 90Jul 09, 91[F04D]
5005472 Aseptic processing systemExpiredMay 02, 89Apr 09, 91[A01J]
4965508 Power supply circuit having controllable thyristor network and adjustable voltage regulatorExpiredMar 23, 89Oct 23, 90[G05F]
4556106 Gasketing for heat exchanger platesExpiredApr 04, 84Dec 03, 85[F28F]
4534986 High-temperature treatment of liquidsExpiredDec 07, 83Aug 13, 85[A23L]
4523515 Valve operating cylinder unitExpiredDec 14, 82Jun 18, 85[F01B]
4506697 Flow control valveExpiredJan 07, 83Mar 26, 85[F16K]

Top Inventors for This Owner

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