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Class Information
Number: 4/684
Name: Baths, closets, sinks, and spittoons > Drain, overflow or trap for a sink or bath > Drain and overflow > With valve > Ell having fluid communication with the drain and overflow openings of a sink or bath > Pop-up drain valve
Description: Subject matter wherein the apparatus has a seat in the drain opening of the horizontal branch and, a plug with movement perpendicular to the seat, axial to the seat, shiftable off the seat towards the 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
4/685 Contacted by a rotating member 11


Patents under this class:

Patent Number Title Of Patent Date Issued
8701224 Press touch pop-up stopper Apr. 22, 2014
8370970 Snap-in quick removal pop-up drain stopper Feb. 12, 2013
7984521 Device for actuating the drainage valve of a sanitary article Jul. 26, 2011
6782564 Water-saving toilet Aug. 31, 2004
6725472 Combined faucet and drain assembly Apr. 27, 2004
6691411 Method of installing a wastewater drain assembly for a bathtub Feb. 17, 2004
6484330 Combined faucet and drain assembly Nov. 26, 2002
6367102 Drain assembly with installation aid stopper guide Apr. 9, 2002
6185760 Liquid flow control tap with inexhaustible energy-operated valve Feb. 13, 2001
6154898 Wastewater drain control for fluid compartments Dec. 5, 2000
6061847 Linkage assembly for a pop-up drain stopper May. 16, 2000
5946747 Passageway valve for toilet with two flush modalities Sep. 7, 1999
5873136 Pop-up bowl valve for toilet with two flush modalities Feb. 23, 1999
5819337 Link joint Oct. 13, 1998
5333327 Apparatus for opening and closing a drain Aug. 2, 1994
5123123 Bathtub overflow control device Jun. 23, 1992
4920582 Universal waste and overflow drain assembly May. 1, 1990
4085469 Waste control with replaceable cable Apr. 25, 1978











 
 
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