Assignee: Thetford Corporation

Location: Ann Arbor, MI
No. of patents: 31

Number	Title	Issue Date
8176577	Flush toilet with improved flow pattern A flush toilet includes a bowl assembly defining a bowl. The bowl assembly has a discharge outlet at a lower end and a ledge circumferentially extending about a substantial portion of the bowl. The bowl has a rear surface that is generally flat and vertical. The rea...	05/15/2012
8167587	Pump assembly with reversible one-way valves A pump assembly includes a housing and first and second valves. The housing has a fluid inlet port and a fluid outlet port. The first and second valves are substantially identical valves both including a mounting portion, a valve seat and a valve body. The mounting ...	05/01/2012
D654576	Wall mounted bidet	02/21/2012
D654575	Wall mounted toilet	02/21/2012
RE42688	Vehicle wastewater drainage system A wastewater drainage system for a vehicle, such as a recreational vehicle (RV), is provided. The system includes a pump, such as a macerator pump, in selective fluid communication with the black water tank and the gray water tank, and a drainage hose connected to t...	09/13/2011
7996929	Flush toilet A toilet system includes a toilet and a pump assembly. The toilet has a bowl and a base. The base has a hopper for receiving waste from the bowl. The pump assembly is operative for pumping a source of flush water to the bowl and for pumping the waste from the hopper...	08/16/2011
7861331	Reduced water consumption flush toilet A reduced water consumption flush toilet for a motor vehicle includes a bowl assembly, a waste ball valve assembly and a water valve assembly. The bowl assembly defines a bowl and a discharge opening at a lower end of the bowl. The waste ball valve assembly is mount...	01/04/2011
7765625	Flush toilet assembly A flush toilet assembly includes a bowl assembly defining a bowl and a base supporting the bowl assembly. One of the bowl assembly and the base may include a male coupling element and the other may include a cooperating female coupling element. A flush lever may be ...	08/03/2010
7753461	Refrigerator shelving system A refrigerator shelving system includes an item retainer for securing items carried on a shelf, a mounting member for releasably securing a shelf to a cabinet of the refrigerator, and a spill tray carried by the shelf. The item retainer is movable between a first po...	07/13/2010
D613827	Hose fitting	04/13/2010
D613826	Drain adaptor	04/13/2010
D612912	Drain connector	03/30/2010
D595393	Toilet	06/30/2009
D593187	Pump assembly for a toilet	05/26/2009
D583031	Toilet	12/16/2008
D579533	Toilet	10/28/2008
7350886	Refrigeration storage bin including flip-top cover A refrigerator storage bin includes a main body portion and a cover. The main body portion defines a bin storage area. The cover selectively provides access to the bin storage area. The cover is pivotally attached to a sidewalk of a cabinet of the refrigerator for r...	04/01/2008
D564618	Portable waste transfer tank	03/18/2008
7293298	Self-contained sanitary system for a vehicle A self-contained sanitary system for a vehicle includes a toilet with a flush tank for storing a source of flush water. The system further includes a spout in fluid communication with the flush tank. The spout has a first open end coupled to the flush tank and a sec...	11/13/2007
D539397	Flush toilet	03/27/2007
D537151	Toilet	02/20/2007
D536076	Self-contained, bench-type sanitary system	01/30/2007
7097213	Latching arrangement for a refrigerator door A latching arrangement for a refrigerator door includes a striker unit, a first latch arm and a second latch arm. The striker unit is secured to a cabinet of the refrigerator. The first latch arm is interconnected to the door for pivotal movement about a generally h...	08/29/2006
7055920	Refrigerator cabinet breaker assembly A refrigerator cabinet includes an interior liner, an exterior cabinet and a breaker assembly. The breaker assembly connects the interior liner and the exterior cabinet and maintains a space therebetween. The breaker assembly includes a first breaker strip. The firs...	06/06/2006
D513429	Flush toilet	01/03/2006
6871361	Flush toilets for RV's and boats A flush toilet having two nozzles located within its bowl. The two nozzles being oriented in opposite directions and alternately providing pulses of flush water into and around the bowl. ...	03/29/2005
6827410	Refrigerator door assembly and method of making same A door assembly for a refrigerator having a cabinet with a cabinet opening, a cabinet height and a cabinet width includes a main body portion and a cap portion. The main body portion has a door height and a door width generally corresponding in size to the cabinet h...	12/07/2004
6804840	Positive pressure waste transfer system A waste transfer system includes a toilet bowl, a discharge pipe, and a hopper. The hopper is positioned between the toilet bowl and the discharge pipe. A first valve is disposed between the toilet bowl and the hopper. A second valve is disposed between the hopper a...	10/19/2004
6793270	Service door for a motor vehicle A service door assembly for a recreational vehicle including a sidewall defining an opening, the sidewall including an inner panel, an outer panel and a cavity therebetween filled with an insulation material. The service door assembly includes a door frame and a doo...	09/21/2004
D490138	Portable holding tank	05/18/2004
6189161	Toilet for recreational vehicle with vent for the holding tank A valve and vent assembly for a self-contained sanitary system of the type including a toilet structure with a downwardly directed outlet opening and a storage compartment defined and located below the outlet opening, and a waste holding tank removably di...	02/20/2001

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Assignee: Thetford Corporation