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Class Information
Number: 4/640
Name: Baths, closets, sinks, and spittoons > Wash receptacles > Plural receptacles > With drain
Description: Subject matter wherein the vessel has an opening in the vessel bottom wherein the water in the vessel can flow out under the action of gravity.










Sub-classes under this class:

Class Number Class Name Patents
4/642 Dissimilar 5
4/641 Nested 10


Patents under this class:

Patent Number Title Of Patent Date Issued
7331070 Portable sink for the handicapped Feb. 19, 2008
7278987 Ergonomic urological catheterization/irrigation tray Oct. 9, 2007
6799336 Sink support shell apparatus and method of making a protective sink support shell Oct. 5, 2004
6609259 Drain assembly and sink Aug. 26, 2003
6446279 Stainless steel drainage surface having separated corrugated arrays Sep. 10, 2002
6298502 Modular portable washstand Oct. 9, 2001
6193879 Reject water drain line installation system and apparatus for under sink reverse osmosis filter system Feb. 27, 2001
6101643 Portable hot sink system Aug. 15, 2000
5944985 Reject water drain line installation system and apparatus for under sink reverse osmosis filter system Aug. 31, 1999
5938261 Mobile beverage station Aug. 17, 1999
5934309 Collection assembly incorporating air-break design Aug. 10, 1999
5621929 Work station Apr. 22, 1997
5611093 Multi-lavatory system Mar. 18, 1997
5465438 Mobile nursing station Nov. 14, 1995
5438713 Seamless bathroom module for a marine vessel Aug. 8, 1995
5369818 Multi-lavatory system Dec. 6, 1994
5305478 Ecology sink Apr. 26, 1994
4624020 Sink unit particularly household kitchen sink unit Nov. 25, 1986
4615053 Pipe coupling with water seal between the sinks of a drain board and the drain pipe Oct. 7, 1986
4369532 Sink assembly Jan. 25, 1983
4016608 Snap fasteners for drop-in assemblies Apr. 12, 1977











 
 
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