Liberty Pumps, Inc.

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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 656
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 431
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS470
 
  
 
E03D WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR222
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
1502 PUMPS AND COMPRESSORS215
 
  
 
A62C FIRE-FIGHTING 126
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 164
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER170

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D800791 Liquid pumpJul 09, 16Oct 24, 17[1502]
D798910 Float switch housingJul 09, 16Oct 03, 17[1502]
D794579 Display panelJul 09, 16Aug 15, 17[1303]
9719515 Liquid pumpJan 11, 13Aug 01, 17[F04D]
9481991 Macerating apparatus and methodMar 10, 13Nov 01, 16[B02C, E03D]
8888465 Sewage handling system, cover, and controlsAug 16, 13Nov 18, 14[F04B, E03F]
8769730 Macerating apparatus and methodFeb 15, 11Jul 08, 14[B02C, E03D]
8714917 Anti-airlock pumpFeb 15, 11May 06, 14[F04D]
8523532 Sewage handling system, cover, and controlsApr 02, 09Sep 03, 13[F04B]
8500412 Alarm system for a sump pump assemblyOct 08, 09Aug 06, 13[G08B, F04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6430757 Self-contained toilet basinExpiredApr 21, 00Aug 13, 02[E03D]
6305410 Sewage ejector basin and assemblyExpiredApr 28, 99Oct 23, 01[F16K, E02D]
5324171 Pump assembly including a hermetically sealed switch capsule for housing a magnetically actuated switchExpiredMay 14, 93Jun 28, 94[F04B]

Top Inventors for This Owner

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