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Class Information
Number: 4/504
Name: Baths, closets, sinks, and spittoons > Pool type > Accessory > Safety means
Description: Subject matter having means to prevent injury or damage to those using the pool or to the pool itself.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8573951 Pool recirculation pump safety system and method Nov. 5, 2013
8555556 Reservoir with removable cover and a cover-winding gap under the handrail thereof Oct. 15, 2013
8281425 Load sensor safety vacuum release system Oct. 9, 2012
8281427 Safety swimming pool drain apparatus that prevents the entrapment of a person Oct. 9, 2012
8272078 Apparatus and system for a suction entrapment and entanglement avoidance retrofit/new installation Sep. 25, 2012
8151381 Cable-attached safe pool cover edge barrier Apr. 10, 2012
8104109 Movable floor system for swimming pool Jan. 31, 2012
8099803 Method of using clips for retrofit installation of a portable swimming pool barrier fence Jan. 24, 2012
8056156 Vacuum relief unit and method for a pool Nov. 15, 2011
8001626 Swimming pool safety net system Aug. 23, 2011
7996931 Pool drain safety devices and related methods Aug. 16, 2011
7992233 Hydraulic suction fuse Aug. 9, 2011
RE42339 Competitive swimming starting system May. 10, 2011
7934273 Method for relieving suction force in a pool drain May. 3, 2011
7820041 Drain cover Oct. 26, 2010
7784117 Electromechanical safety valve system for swimming pool and spa pumps Aug. 31, 2010
7614094 Machine and method for proactive sensing and intervention to preclude swimmer entrapment, entanglement or evisceration Nov. 10, 2009
7493913 Swimming pool vacuum relief safety valve Feb. 24, 2009
7455070 Swimming pool vacuum relief safety valve Nov. 25, 2008
7419588 Sump grate for a swimming pool Sep. 2, 2008
7389573 Method of retrofit installation of a portable swimming pool barrier fence Jun. 24, 2008
7346938 Retrofit suction sanitation safety cover Mar. 25, 2008
7213275 Float operated hydraulic suction fuse for swimming pools May. 8, 2007
7193167 Competitive swimming starting system Mar. 20, 2007
7178179 Anti-entrapment drain Feb. 20, 2007
7160166 Underwater flotation safety device Jan. 9, 2007
7132954 Self monitoring pool cover system Nov. 7, 2006
7114200 Pool and bathtub cushion Oct. 3, 2006
6996860 Construction protective covering Feb. 14, 2006
6988282 Drain cover Jan. 24, 2006
6944893 Combination sanitation suction device and high flow antimicrobial dispenser Sep. 20, 2005
6920652 Top for starting platform for swimming pool Jul. 26, 2005
6920653 Disinfectant delivery chamber for use in whirlpool bath Jul. 26, 2005
6895608 Hydraulic suction fuse for swimming pools May. 24, 2005
6865755 Interlocked drain cover Mar. 15, 2005
6817043 Safety swimming pool replacement drain cover apparatus and method Nov. 16, 2004
6779205 Vacuum surge suppressor for pool safety valve Aug. 24, 2004
6760931 Non-electric sanitation water vessel system Jul. 13, 2004
6751814 Whirlpool bath filter and suction device Jun. 22, 2004
6738994 Drain cover May. 25, 2004
6691334 Swimming pool covering structure Feb. 17, 2004
6687923 Vacuum release valve and method Feb. 10, 2004
6676831 Modular integrated multifunction pool safety controller (MIMPSC) Jan. 13, 2004
6615417 Anti-entrapment swimming pool and wading pool main drain cover and method Sep. 9, 2003
6612079 Clarifier cover Sep. 2, 2003
6574804 Safety and life-saving device for aquatic environment Jun. 10, 2003
6557588 Aggregate retaining device for drain covers May. 6, 2003
6523188 Top for starting platform for swimming pool Feb. 25, 2003
6505357 Pool winterizing method and apparatus Jan. 14, 2003
6493885 Fail-safe safety swimming pool net Dec. 17, 2002

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