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Class Information
Number: 4/689
Name: Baths, closets, sinks, and spittoons > Drain, overflow or trap for a sink or bath > Drain valve > Pop-up
Description: Subject matter wherein the apparatus has a seat in the drain opening and a plug with movement perpendicular to the seat, axial to the seat, shiftable off the seat towards the interior of the sink or bath to open and onto the seat to close to control the flow of fluid.










Sub-classes under this class:

Class Number Class Name Patents
4/690 Contacted by rotating member 7


Patents under this class:

Patent Number Title Of Patent Date Issued
8701224 Press touch pop-up stopper Apr. 22, 2014
8499376 Drain plug Aug. 6, 2013
8468619 Open/close device of a washing tank drain system Jun. 25, 2013
8407829 Coupling for a faucet lift rod Apr. 2, 2013
8136179 Pop-up drain stopper linkage assembly Mar. 20, 2012
8079098 Pull rod coupling Dec. 20, 2011
7984521 Device for actuating the drainage valve of a sanitary article Jul. 26, 2011
7941878 Sink drain system May. 17, 2011
7882578 Pop-up valve with seal Feb. 8, 2011
7610635 Drain cleaner Nov. 3, 2009
7530123 Automatic drain May. 12, 2009
7451502 Bath drain closure assembly Nov. 18, 2008
6973685 Bladder stopper and control assembly Dec. 13, 2005
6904623 Drain plug structure for bath tub Jun. 14, 2005
6484330 Combined faucet and drain assembly Nov. 26, 2002
6367102 Drain assembly with installation aid stopper guide 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
6308351 Electromatic pop up drain Oct. 30, 2001
6237168 Sink drain assembly including sink seal cap removal tool May. 29, 2001
6219861 Drain structure for a sink Apr. 24, 2001
6195819 Touch pop-up stopper for basin drain Mar. 6, 2001
6154898 Wastewater drain control for fluid compartments Dec. 5, 2000
6138297 Gravity ball valve and operating mechanism Oct. 31, 2000
6061847 Linkage assembly for a pop-up drain stopper May. 16, 2000
6023795 Washbasin drain assembly Feb. 15, 2000
5996143 Pop up lavatory plug Dec. 7, 1999
5925242 Sand trap and flow controller mechanism for a bathtub Jul. 20, 1999
5881397 Drain closure Mar. 16, 1999
5822812 Remote operated plug Oct. 20, 1998
5787521 Remotely operated plug Aug. 4, 1998
5749561 Plug assembly May. 12, 1998
5640724 Magnetically activated lavatory drain plug Jun. 24, 1997
5509150 Drainage fixture Apr. 23, 1996
5363519 Drain valve assembly Nov. 15, 1994
5341523 Anti-vortex drain Aug. 30, 1994
5208921 Magnetic drain stopper May. 11, 1993
5209257 Sewer relief valve May. 11, 1993
5072461 Movable fitting members for use with drain fittings Dec. 17, 1991
4926507 Adjustable drain closure May. 22, 1990
4908883 Vandal resistant push-pull drain stopper Mar. 20, 1990
4876749 Twist drain Oct. 31, 1989
4764993 Two-position latchable drain valve Aug. 23, 1988
4596057 Draining plug device Jun. 24, 1986
4577349 Sink outlet valve Mar. 25, 1986
4563780 Automated bathroom Jan. 14, 1986
4381569 Adjustable drain plug May. 3, 1983











 
 
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