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Class Information
Number: 4/DIG.13
Name: Baths, closets, sinks, and spittoons > Toilet having deformable trap

Patents under this class:

Patent Number Title Of Patent Date Issued
7376985 Moving siphon pipe driving device in a flushing pot May. 27, 2008
6859956 P-trap for plumbing drainage systems Mar. 1, 2005
5446928 Lift to flush toilet stool Sep. 5, 1995
4922554 Retainer for flexible drain pipes May. 8, 1990
4783859 Aircraft toilet flush valve Nov. 15, 1988
4750219 Urinal device Jun. 14, 1988
4706701 Odor trap assembly Nov. 17, 1987
4516278 Flexible plumbing trap May. 14, 1985
4028746 Portable toilet Jun. 14, 1977

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