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Class Information
Number: 4/541.5
Name: Baths, closets, sinks, and spittoons > Tubs > Means for agitating or circulating water in a tub > By aerating
Description: Subject matter under subclass definition 541.1 wherein the apparatus uses gas discharged from a pressure source to cause the water within the tub to churn or flow.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8505575 Water supply module for hydrotherapy device Aug. 13, 2013
8387175 Soaking basin having disposable liner and support frame Mar. 5, 2013
8239980 Light-emitting spa bubble massager Aug. 14, 2012
8235360 Fluid jet for tubs Aug. 7, 2012
8205277 Manufacturing method for micro-nano bubble bathtub water and micro-nano bubble bathtub Jun. 26, 2012
8108954 Portable spa Feb. 7, 2012
8108955 Motor-and-nozzle combinational apparatus for a massage bathtub Feb. 7, 2012
8095998 Portable spa Jan. 17, 2012
8069505 Jet for water containment vessels Dec. 6, 2011
7849529 Air injector system apparatus and methods for a tub or spa Dec. 14, 2010
7818829 Jet for a shower cubicle Oct. 26, 2010
7802325 Hartford loop manifold assembly for bathing vessels Sep. 28, 2010
7797770 Portable spa Sep. 21, 2010
7766038 Manifold for multi-jet pool fixture Aug. 3, 2010
7665158 Hidden air jet with unidirectional flow mechanism and air massage system including at least one of these jets Feb. 23, 2010
7614095 Air bath with bypass vent Nov. 10, 2009
7503082 Air massage system for bathtub Mar. 17, 2009
7472430 Laminar flow lighted waterfall apparatus for spa Jan. 6, 2009
7290298 Massage pad for bath Nov. 6, 2007
7162752 Laminar flow lighted waterfall apparatus for spa Jan. 16, 2007
7143456 Device for a sanitary tub, for producing an air-water massage stream Dec. 5, 2006
6991182 Spraying head assembly for massaging tub Jan. 31, 2006
6916297 Foot care apparatus and attachments Jul. 12, 2005
6877171 Blow-off nozzle type bathtub with illumination Apr. 12, 2005
6859953 Jet propulsion system for spa or jetted bath using control of air draw to Venturi jets with a three-way air control valve Mar. 1, 2005
6792627 Aerated bath Sep. 21, 2004
6775862 Whirlpool bathtub with releasable bottom element Aug. 17, 2004
6775863 Spa or pool switch Aug. 17, 2004
6772455 Foam generating apparatus for bathing and foam bath system Aug. 10, 2004
6752773 Bubbling bath mat Jun. 22, 2004
6745413 Hydrotherapy jet system having fluid line quick connector adapted for multiple sizes of jet fixture bodies and other plumbing fittings Jun. 8, 2004
6725471 Bath apparatus Apr. 27, 2004
6708961 Air bubble massage bathtub mat system Mar. 23, 2004
6681414 Jet flow control for hydrotherapy spa Jan. 27, 2004
6629320 Fluid flow systems and methods Oct. 7, 2003
6601246 Bubbling bath mat Aug. 5, 2003
6581217 Directional air vents for spas and jetted bathtubs Jun. 24, 2003
6568000 Bath apparatus with therapy centers May. 27, 2003
6523192 Method and apparatus for automatically disinfecting plumbing fixtures Feb. 25, 2003
6499154 Bubble jetting apparatus Dec. 31, 2002
6477724 Water evacuation conduit for hydro massaging tub Nov. 12, 2002
6427257 Hidden air jet with unidirectional flow mechanism and air massage system including at least one of these jets Aug. 6, 2002
6405390 Multifunctional foot spa Jun. 18, 2002
6406446 High velocity current producing apparatus Jun. 18, 2002
6393633 Bath apparatus May. 28, 2002
6357060 Method and apparatus for purging water from a whirlpool system Mar. 19, 2002
6279177 Method and apparatus for purging water from a whirlpool system Aug. 28, 2001
6122775 Drain valve assembly and method of cleansing Sep. 26, 2000
6073277 Hydrotherapy chair with aerating pad Jun. 13, 2000
6009574 Method and apparatus for providing a pulsed water massage Jan. 4, 2000

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