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Class Information
Number: 4/512
Name: Baths, closets, sinks, and spittoons > Pool type > Construction details > Including water inlet or outlet means > Gutter > Including weir
Description: Subject matter having a movable element for surface skimming the water.










Patents under this class:

Patent Number Title Of Patent Date Issued
8011032 Energy efficient circulation system for spas and hot tubs Sep. 6, 2011
7874024 Neck support for hair salon sink Jan. 25, 2011
7146658 Pool skimmer Dec. 12, 2006
7137155 Set of parts for building the upper edge and channel in overflow swimming pools Nov. 21, 2006
7076813 Pool skimmer Jul. 18, 2006
6966079 Pool skimmer Nov. 22, 2005
6701542 Floating weir skimmer for a flexible-walled above-ground pool Mar. 9, 2004
6233754 Swimming pool May. 22, 2001
6151726 Swimming pool Nov. 28, 2000
6136206 Swimming pool skimmer cleaner Oct. 24, 2000
6029290 Swimming pool skimmer cleaner Feb. 29, 2000
5606750 Weirs Mar. 4, 1997
5392472 Pool skimmer apparatus Feb. 28, 1995
5329648 Diverter valve manipulator tool Jul. 19, 1994
5225075 Swimming pool skimmer winterizing plug Jul. 6, 1993
5195191 Pool skimmer mount Mar. 23, 1993
4913810 Skimmer apparatus sealing and closure assembly Apr. 3, 1990
4904379 Skimmer-diverter assembly for removing debris from swimming pools and the like Feb. 27, 1990
4876001 Apparatus for use with a pool cleaner Oct. 24, 1989
4826591 Pool skimmer May. 2, 1989
4740307 Swimming pool water skimming and vacuuming apparatus Apr. 26, 1988
4735714 Ribbed faceplate for swimming pool and spa skimmer apparatus Apr. 5, 1988
4706309 Automatic rim flow water level control system for gutters Nov. 17, 1987
4504985 Swimming pool coping Mar. 19, 1985
4494257 Flow control device Jan. 22, 1985
4389739 Automated surge weir and rim skimming gutter flow control system Jun. 28, 1983
4380837 Method and apparatus for controlling the flow in swimming pool gutters Apr. 26, 1983
4253202 Automatic adjusting wave gutter for swimming pools Mar. 3, 1981
4233694 Spa construction and isolated controls therefor Nov. 18, 1980
4206522 Automated surge weir and rim skimming gutter flow control system Jun. 10, 1980
3939505 Self-hinged, buoyant weir plate for skimmers Feb. 24, 1976











 
 
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