SHURFLO PUMP MANUFACTURING COMPANY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132
 
  
 
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
D455440 PumpDec 01, 00Apr 09, 02[1502]
6034465 Pump driven by brushless motorJul 30, 98Mar 07, 00[H02K]
D410470 Modular pump system boardApr 22, 98Jun 01, 99[1501]
5304073 Electrical connector and pump assembly utilizing sameJun 05, 92Apr 19, 94[H01R]
5256279 Liquid storage system with unpressurized reservoir engagable with level sensorsJul 02, 92Oct 26, 93[H01H, B01D]
5242281 Wobble plate pumpJun 17, 92Sep 07, 93[F04C, F01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0278,171 Comestible fluid rack and rail apparatus and methodAbandonedApr 19, 07Dec 06, 07[A47B]
2004/0232,173 Rapid comestible fluid dispensing apparatus and methodAbandonedFeb 24, 04Nov 25, 04[B67D]
2003/0051,499 Refrigeration apparatus and method for a fluid dispensing deviceAbandonedAug 06, 02Mar 20, 03[F25B, B67D]
2002/0081,221 Dynamo electric machines and stators for use in sameAbandonedFeb 28, 02Jun 27, 02[F04B]
5125809 Wobble plate pumpExpiredMar 27, 90Jun 30, 92[F04C, F01C]
4827831 Reciprocating device and switching mechanism thereforExpiredDec 30, 87May 09, 89[F01L]
4827832 Valve system for a reciprocating deviceExpiredNov 22, 82May 09, 89[F01L]
4797069 Pump with variable angle wobble plateExpiredJun 03, 87Jan 10, 89[F04B, F01B]
4684332 Ratio pump and methodExpiredNov 13, 85Aug 04, 87[F04B]
4610192 Reciprocable deviceExpiredMay 23, 84Sep 09, 86[F01L]
4610605 Triple discharge pumpExpiredJun 25, 85Sep 09, 86[F04B, F01B]
4493435 Liquid dispensing system and automatic selector thereforExpiredNov 10, 82Jan 15, 85[B67D]
4396357 Diaphragm pump with ball bearing driveExpiredApr 06, 81Aug 02, 83[F04B, F16H]
4214137 Pressure switch with snap elementExpiredOct 13, 78Jul 22, 80[H01H]

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