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Class Information
Number: 4/255.07
Name: Baths, closets, sinks, and spittoons > Obstruction remover > Connected to a source of external fluid under pressure > With means to block or clear the overflow
Description: Subject matter wherein the apparatus includes means to close an overflow during obstruction removal (i.e. to prevent loss of fluid pressure) or is used to remove an obstruction from the overflow.

Patents under this class:

Patent Number Title Of Patent Date Issued
8418275 System for unclogging toilets Apr. 16, 2013
8359679 Toilet clog removal and cleaning system Jan. 29, 2013
7891027 Drain vent seal Feb. 22, 2011
6973685 Bladder stopper and control assembly Dec. 13, 2005
6907622 Flushing device for toilets Jun. 21, 2005
6662381 Automated toilet plunging apparatus Dec. 16, 2003
5497516 Drain sealing apparatus Mar. 12, 1996
5257648 Pressure testing of tubular fitting installed to a ported wall Nov. 2, 1993
5004119 Drain sealing apparatus Apr. 2, 1991

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