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Class Information
Number: 4/287
Name: Baths, closets, sinks, and spittoons > Strainer, stopper, plug or closure > Combined strainer, plug, or valve
Description: The strainer is combined with a plug, valve or other closure.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8701224 Press touch pop-up stopper Apr. 22, 2014
8661574 Drain and inlet member for drain Mar. 4, 2014
8622090 Plumbing fitting Jan. 7, 2014
8590065 Drain strainer Nov. 26, 2013
8499376 Drain plug Aug. 6, 2013
8382993 Drain filter apparatus and method Feb. 26, 2013
8316474 Drainage apparatus for a sink Nov. 27, 2012
8214934 Seamless sink drain assembly with disposer/strainer mounting system Jul. 10, 2012
8146181 Drain valve Apr. 3, 2012
8136173 Sink drain treatment kit Mar. 20, 2012
8011030 Pop-up stopper having draining and straining functions Sep. 6, 2011
7992236 Mock shower drain and associated methods Aug. 9, 2011
7900288 Drain cartridge having removable valved system Mar. 8, 2011
7517452 Filter assembly Apr. 14, 2009
7458108 Scented sink strainer/stopper Dec. 2, 2008
7246386 Waste outlet assembly Jul. 24, 2007
7122117 Self-cleaning composite deck drain Oct. 17, 2006
7032253 Sink basket and plug assembly Apr. 25, 2006
7032254 Plug for sink drainage Apr. 25, 2006
7013500 Strainer Mar. 21, 2006
6973685 Bladder stopper and control assembly Dec. 13, 2005
6938279 Drain plug Sep. 6, 2005
6795987 Trap guard device Sep. 28, 2004
6601242 Flexible sink strainer and stopper Aug. 5, 2003
6588029 Safety drain guard for swimming pools and spas Jul. 8, 2003
6567996 Drain lock May. 27, 2003
6553583 Stop valve for basin or sewer Apr. 29, 2003
6490738 Overflow preventor Dec. 10, 2002
6418568 Eversible stopper/strainer device Jul. 16, 2002
6418569 Waste outlet Jul. 16, 2002
6368503 Filtered fluid dispensing system Apr. 9, 2002
6363544 Spring biased drain closure Apr. 2, 2002
6347417 Drain plug device Feb. 19, 2002
6341391 Hidden drain outlet structure for sink Jan. 29, 2002
6314590 Drainage device Nov. 13, 2001
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
6234193 Dual drain outlet box May. 22, 2001
6226806 Waste water strainer and valve May. 8, 2001
6195819 Touch pop-up stopper for basin drain Mar. 6, 2001
6125881 Dual drain outlet box Oct. 3, 2000
6108828 Drain cover assembly Aug. 29, 2000
6092244 Locking grate device for a floor sink Jul. 25, 2000
6088844 Drain stopper Jul. 18, 2000
6067669 Strainer equipped drain plug assembly May. 30, 2000
6058525 Waste and overflow fittings May. 9, 2000
6058526 Drain assembly May. 9, 2000
6023795 Washbasin drain assembly Feb. 15, 2000

1 2 3










 
 
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