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Class Information
Number: 4/332
Name: Baths, closets, sinks, and spittoons > Flush closet > Low profile tank and bowl > Pressure flush
Description: Subject matter wherein the tank is hermetically sealed.

Patents under this class:

Patent Number Title Of Patent Date Issued
8529223 Dual diaphragm pump assembly for a sanitation system Sep. 10, 2013
8418277 Flush toilet Apr. 16, 2013
8316475 High performance toilet capable of operation at reduced flush volumes Nov. 27, 2012
8281424 Flush toilet Oct. 9, 2012
7322053 Pressurized toilet cistern Jan. 29, 2008
6401270 Toilet apparatus Jun. 11, 2002
5857224 Pressure flush tank for use in a toilet enclosure Jan. 12, 1999
5502845 Siphon-jet flush water supply system for toilet stool Apr. 2, 1996
5406652 Toilet water source Apr. 18, 1995
5170515 Water closet Dec. 15, 1992
5073994 Low water toilet with pulsed flush Dec. 24, 1991
4835797 Low profile siphonic flush closet Jun. 6, 1989
4510629 Method of flushing a water closet Apr. 16, 1985
4439874 Water closet rim and venting process therefor Apr. 3, 1984
4408361 Diverter valve Oct. 11, 1983
4407025 Water-conserving toilet Oct. 4, 1983
3939500 Water closet Feb. 24, 1976
3932901 Flush toilet bowl Jan. 20, 1976

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