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Class Information
Number: 4/295
Name: Baths, closets, sinks, and spittoons > Strainer, stopper, plug or closure > Plugs
Description: The closure or stopper enters the outlet of the receptacle.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8701224 Press touch pop-up stopper Apr. 22, 2014
8499376 Drain plug Aug. 6, 2013
8382993 Drain filter apparatus and method Feb. 26, 2013
8327474 Magnetic drain stopper assembly Dec. 11, 2012
8112823 Combination garbage disposal scraper, safety poker and deodorizer Feb. 14, 2012
8011030 Pop-up stopper having draining and straining functions Sep. 6, 2011
7992230 Dissolving drain plug Aug. 9, 2011
7971309 Sink disposal multipurpose tool Jul. 5, 2011
7937781 Sink stopper assembly May. 10, 2011
7886372 Drain assembly for rapid installation in sanitary vessels Feb. 15, 2011
7856677 Cover for a bathtub overflow port and associated method Dec. 28, 2010
7673364 Garbage disposal combination safety poker and scraper Mar. 9, 2010
7650651 Drain closure with clearing tool Jan. 26, 2010
7624759 Shower drain test plug Dec. 1, 2009
7610635 Drain cleaner Nov. 3, 2009
7530123 Automatic drain May. 12, 2009
7480954 Sink disposer stuffer and scraper tool Jan. 27, 2009
7367078 Disposal plunger-brush May. 6, 2008
7290295 Captive drain plug assembly Nov. 6, 2007
7082961 Flood relief system Aug. 1, 2006
7032254 Plug for sink drainage Apr. 25, 2006
7013500 Strainer Mar. 21, 2006
7013501 Flood protection apparatus Mar. 21, 2006
6966077 Apparatus for automatically operating a drain valve in a washstand Nov. 22, 2005
6938279 Drain plug Sep. 6, 2005
6934975 Drain cleaning device Aug. 30, 2005
6904623 Drain plug structure for bath tub Jun. 14, 2005
6880179 Sink stopper Apr. 19, 2005
6866440 Garbage disposal drain stopper Mar. 15, 2005
6845528 Test plug assembly for a bath tub Jan. 25, 2005
6836911 Waste and overflow system for a bathtub Jan. 4, 2005
6756151 Unidirectional draining device Jun. 29, 2004
6732385 Wall mountable drain stopper May. 11, 2004
6513549 Plug structure of a liquid drainage installation Feb. 4, 2003
6490738 Overflow preventor Dec. 10, 2002
6442770 Shutoff assembly Sep. 3, 2002
6427255 Remote controlled stopper device Aug. 6, 2002
6418570 Drain closure Jul. 16, 2002
6347417 Drain plug device Feb. 19, 2002
6282730 Magnetic stopper Sep. 4, 2001
6279175 Overflow preventer Aug. 28, 2001
6276000 Combined strainer and stopper for basin drain Aug. 21, 2001
6273124 Check valve floor drain Aug. 14, 2001
6237168 Sink drain assembly including sink seal cap removal tool May. 29, 2001
6226806 Waste water strainer and valve May. 8, 2001
6219861 Drain structure for a sink Apr. 24, 2001
6195819 Touch pop-up stopper for basin drain Mar. 6, 2001
6138290 Movable fitting members for use with drain fittings Oct. 31, 2000
6088844 Drain stopper Jul. 18, 2000
6067669 Strainer equipped drain plug assembly May. 30, 2000

1 2 3










 
 
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