Class 4/350 - Unitary with discharge from bowl

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein the gas removing means is connected
No. of patents: 2
Last issue date: 08/16/2005

Number	Title	Issue Date
6928666	Toilet with self-contained ventilation system A ventilation system is self contained on a toilet. The ventilation system has an enlarged vent pipe located in the water tank that communicates with the upper rim ducts of the toilet bowl. The vent pipe extends out of the water tank and reenters the toilet via the ...	08/16/2005
5539938	Water closet A toilet flushing apparatus. The toilet flushing apparatus includes a vacuum fan for generating a partial vacuum for transporting solid and liquid waste from a toilet bowl to a sewer drain, a sensor for detecting a level of flushing water in the toilet bo...	07/30/1996

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