WILDEN PUMP AND ENGINEERING LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 2934
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING370
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 144
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9605689 Air motorOct 23, 15Mar 28, 17[F04B, F15B]
9541074 Air-driven pump systemSep 05, 14Jan 10, 17[F04B]
9127657 Air-driven pump systemMar 29, 11Sep 08, 15[F04B]
8496451 Pump diaphragmJun 21, 10Jul 30, 13[F04B]
8360745 Air driven pump with performance controlOct 12, 10Jan 29, 13[F04B]
8186972 Multi-stage expansible chamber pneumatic systemJan 15, 08May 29, 12[F04B]
8047222 Air valve for an air driven reciprocating deviceOct 18, 04Nov 01, 11[F16L]
7811067 Air driven pump with performance controlApr 19, 06Oct 12, 10[F16K, F04B]
7549205 Assembly and method for pre-stressing a magnetic coupling canisterJun 24, 05Jun 23, 09[B23P, F04B]
7527483 Expansible chamber pneumatic systemSep 02, 05May 05, 09[F04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5169296 Air driven double diaphragm pumpExpiredMar 10, 89Dec 08, 92[F04B]
4549467 Actuator valveExpiredAug 03, 83Oct 29, 85[F01L]

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