PARKER HANNIFIN LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 24110
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 327
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 233
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES142
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 144
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8453676 Fugitive emission reducing valve arrangementJan 14, 10Jun 04, 13[F16K]
8268170 FilterDec 21, 10Sep 18, 12[B01D]
8257581 Water filterNov 30, 11Sep 04, 12[B01J]
8186720 Connection module and connectorMar 16, 10May 29, 12[F16L]
8177874 Filter assemblyJan 22, 10May 15, 12[B01D]
8177971 Filter assemblyJan 21, 10May 15, 12[B01D]
8123916 Apparatus for generating gas by electrolysis of a liquidMar 04, 04Feb 28, 12[C25C, C25B]
8075656 Separator assemblyJan 11, 08Dec 13, 11[B01D]
8002865 Separator assemblyJun 25, 10Aug 23, 11[B01D]
7964010 Coalescing filter elementJul 22, 03Jun 21, 11[B01D]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0025,731 COUPLINGAbandonedOct 05, 12Jan 31, 13[F16L, B23P]
2009/0170,151 FLOW-THROUGH CELL AND METHOD OF USEAbandonedJul 19, 07Jul 02, 09[C12Q, C12M]
2008/0035,711 Cooling Apparatus Comprising Metal Tubes Connected Through Soldered Lap JointsAbandonedFeb 25, 05Feb 14, 08[B23K, F25D]
2008/0001,404 COUPLINGAbandonedAug 09, 07Jan 03, 08[F16L]
2007/0281,536 CONNECTION MODULE AND CONNECTORAbandonedJul 10, 07Dec 06, 07[H01R]
2007/0113,739 Filter assembly for treating a compressed gasAbandonedMay 13, 03May 24, 07[B01D]
5062259 Rotary drive mechanismsExpiredMay 21, 90Nov 05, 91[A01D]
4853127 Microporous membraneExpiredDec 02, 87Aug 01, 89[B01D]
4838905 Filter element and method of making a filter elementExpiredSep 03, 87Jun 13, 89[B01D]

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