Assignee
THETFORD CORP
US103 patents
Top patents by PatentIndex Score
US6000771ADec 14, 1999
RV refrigerator with swinging closure door capable of being opened from both left and right sides
THETFORD CORP95 citations96
US4776631AOct 11, 1988
Self-contained RV sanitary systems
THETFORD CORP63 citations96
US4305164ADec 15, 1981
Portable toilet facility
THETFORD CORP63 citations96
US4904387AFeb 27, 1990
Waste treatment and water recycling toilet system
THETFORD CORP61 citations95
US6397405B1Jun 4, 2002
Flush toilet for RV's and boats
THETFORD CORP56 citations94
US5557810ASep 24, 1996
Portable toilet with battery operated flush assembly
THETFORD CORP23 citations93
US4944048AJul 31, 1990
Self-contained RV sanitary system
THETFORD CORP25 citations93
US5875499AMar 2, 1999
Recreational vehicle toilet with flush nozzle deflector shield
THETFORD CORP31 citations92
US5247974ASep 28, 1993
Pneumatic sealing device for waste disposal systems
THETFORD CORP35 citations92
US5060320AOct 29, 1991
Recreational vehicle toilet with foot pedal flush
THETFORD CORP32 citations92
US5031249AJul 16, 1991
Universal recreational vehicle toilet system with removable holding tank
THETFORD CORP41 citations92
US5010602AApr 30, 1991
Toilet with pulsed flow of flush water
THETFORD CORP25 citations92
US4974899ADec 4, 1990
Recreational vehicle use system particularly tank installation
THETFORD CORP40 citations92
US4779650AOct 25, 1988
Telescoping drain assembly for recreational vehicles
THETFORD CORP42 citations92
US7861331B2Jan 4, 2011
Reduced water consumption flush toilet
THETFORD CORP14 citations91
US5023959AJun 18, 1991
Extendable waste hose system
THETFORD CORP106 citations91
US6584623B2Jul 1, 2003
Flush toilet for RV's and boats
THETFORD CORP19 citations90
US5513395AMay 7, 1996
Toilet with magnetic check valve
THETFORD CORP30 citations90
US3950249AApr 13, 1976
Sanitary waste treatment plant
THETFORD CORP56 citations90
US5715544AFeb 10, 1998
Toilet with improved flush nozzle
THETFORD CORP50 citations89
US5073994ADec 24, 1991
Low water toilet with pulsed flush
THETFORD CORP30 citations89
US4179616ADec 18, 1979
Apparatus for sanitizing liquids with ultra-violet radiation and ozone
THETFORD CORP154 citations89
US3939500AFeb 24, 1976
Water closet
THETFORD CORP45 citations87
USD613827SApr 13, 2010
Hose fitting
THETFORD CORP31 citations86
US4210528AJul 1, 1980
Closed loop waste treatment and water recycling toilet system
THETFORD CORP55 citations86
US5258121ANov 2, 1993
Waste treatment with nitrate removal
THETFORD CORP21 citations85
USRE42688ESep 13, 2011
Vehicle wastewater drainage system
THETFORD CORP13 citations84
USD564618SMar 18, 2008
Portable waste transfer tank
THETFORD CORP10 citations83
US6804840B2Oct 19, 2004
Positive pressure waste transfer system
THETFORD CORP15 citations83
USD485604SJan 20, 2004
Flush toilet
THETFORD CORP13 citations83
US7350886B2Apr 1, 2008
Refrigeration storage bin including flip-top cover
THETFORD CORP17 citations82
US6871361B2Mar 29, 2005
Flush toilets for RV's and boats
THETFORD CORP12 citations82
US5746466AMay 5, 1998
Flush service door for RV
THETFORD CORP19 citations82
US5056166AOct 15, 1991
Self-contained RV sanitary systems
THETFORD CORP19 citations82
US4926508AMay 22, 1990
Portable toilet with battery operated flush assembly
THETFORD CORP21 citations82
US4906033AMar 6, 1990
RV door assembly
THETFORD CORP22 citations82
US4892349AJan 9, 1990
Toilet system with removable holding tank for recreational vehicles
THETFORD CORP22 citations82
US4805660AFeb 21, 1989
Vent structure for flush water holding tank of vehicle toilets
THETFORD CORP20 citations82
US4751753AJun 21, 1988
Portable toilet enclosure
THETFORD CORP21 citations82
US4547916AOct 22, 1985
Magnetically actuated level indicator
THETFORD CORP20 citations82
USD255597SJun 24, 1980
Toilet
THETFORD CORP25 citations82
US3939501AFeb 24, 1976
Toilet
THETFORD CORP25 citations82
US4217668AAug 19, 1980
Portable toilet
THETFORD CORP24 citations81
US4185337AJan 29, 1980
Portable toilet with improved flush apparatus
THETFORD CORP26 citations81
US3949430AApr 13, 1976
Portable toilet
THETFORD CORP32 citations80
US7765625B2Aug 3, 2010
Flush toilet assembly
THETFORD CORP9 citations79
USD613826SApr 13, 2010
Drain adaptor
THETFORD CORP10 citations79
USD612912SMar 30, 2010
Drain connector
THETFORD CORP9 citations79
US7293298B2Nov 13, 2007
Self-contained sanitary system for a vehicle
THETFORD CORP17 citations79
USD287937SJan 27, 1987
Bottle
THETFORD CORP18 citations78
Showing the top 50 of 103 patents by PatentIndex Score.