WAYNE/SCOTT FETZER COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS371
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
F23N REGULATING OR CONTROLLING COMBUSTION 219
 
  
 
F24C OTHER DOMESTIC STOVES OR RANGES; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION 231
 
  
 
F23D BURNERS 131
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0175,746 INTEGRATED SUMP PUMP CONTROLLER WITH STATUS NOTIFICATIONSDec 16, 16Jun 22, 17[F04D]
2017/0030,371 MULTI-OUTLET UTILITY PUMPJul 25, 16Feb 02, 17[F04D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9719683 Modulated power burner system and methodAug 26, 10Aug 01, 17[F23N]
8380355 Capacitive sensor and method and apparatus for controlling a pump using sameMar 17, 08Feb 19, 13[G06F]
8075304 Modulated power burner system and methodApr 20, 07Dec 13, 11[F23N]
6676382 Sump pump monitoring and control systemAug 29, 02Jan 13, 04[F04B]
6672302 Gas burnerJul 25, 02Jan 06, 04[F24C, F23D]
D482699 Sewage pumpJan 27, 03Nov 25, 03[1502]
6371104 Convection oven with gas burnerJul 21, 00Apr 16, 02[F24C]
D401944 Integrated housing for a pump or similar articleMar 25, 98Dec 01, 98[1502]
5205725 Top suction sump pump having bottom suction impellerJul 16, 91Apr 27, 93[F04D]
5181841 Sewage pumpDec 05, 91Jan 26, 93[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0144,385 Biomass Fuel Furnance System And Related MethodsAbandonedJan 29, 14May 29, 14[A01K]
2013/0156,605 CAPACITIVE SENSOR AND METHOD AND APPARATUS FOR CONTROLLING A PUMP USING SAMEAbandonedFeb 15, 13Jun 20, 13[G01F]
7544041 Pump with combined floating wear ring and liquid directorExpiredMay 20, 05Jun 09, 09[F01D]
2008/0092,754 CONVEYOR OVENAbandonedOct 18, 07Apr 24, 08[F24C, A21B]
7153418 Artificial pondExpiredMar 20, 03Dec 26, 06[B01D]
6649839 Strain relief device for sump pump alarmExpiredFeb 11, 02Nov 18, 03[H01R, H02G]
6464531 Sump pump alarm enclosure and connectorExpiredFeb 11, 02Oct 15, 02[H01R]
6443715 Pump impellerExpiredNov 20, 00Sep 03, 02[F04B, F01D, F03G]
6375430 Sump pump alarmExpiredMay 03, 00Apr 23, 02[F04B]
5865616 Premix gas burnerExpiredDec 12, 96Feb 02, 99[F23Q]
D349956 Fuel oil burnerExpiredDec 11, 91Aug 23, 94[]
5174743 Power fuel oil burnerExpiredSep 05, 90Dec 29, 92[F23C]
5055000 Enclosed pump motor and housing thereofExpiredAug 11, 89Oct 08, 91[F04B, B21C]
4961018 Enclosed pump motor and wiring thereofExpiredAug 11, 89Oct 02, 90[H02K, H01R, F04B, H01H]
4827603 Method of making a blow molded float switch assemblyExpiredJan 07, 88May 09, 89[H01H]
4820131 Venturi nozzle assembly construction in a shallow well pump casingExpiredSep 02, 87Apr 11, 89[F04B]
4754108 Blow molded float switch assemblyExpiredMar 18, 87Jun 28, 88[H01H]
4703956 T-fitting for use with different diameter pipesExpiredOct 16, 86Nov 03, 87[F16L, F04B]
4701123 Gas fuel burnerExpiredDec 24, 86Oct 20, 87[F23M]
4631001 T-fitting with one way valve and water level sensor for a sump apparatusExpiredAug 09, 85Dec 23, 86[F04B]

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