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Class Information
Number: 4/541.4
Name: Baths, closets, sinks, and spittoons > Tubs > Means for agitating or circulating water in a tub > By liquid flow > And aerating
Description: Subject matter wherein the apparatus uses liquid and 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
8671472 Air control and aromatherapy module Mar. 18, 2014
8646759 Microbubble therapy method and generating apparatus Feb. 11, 2014
8579266 Microbubble therapy method and generating apparatus Nov. 12, 2013
8387175 Soaking basin having disposable liner and support frame Mar. 5, 2013
8220082 Far-infrared hydrotherapy device Jul. 17, 2012
8205277 Manufacturing method for micro-nano bubble bathtub water and micro-nano bubble bathtub Jun. 26, 2012
8201811 Microbubble therapy method and generating apparatus Jun. 19, 2012
8095998 Portable spa Jan. 17, 2012
8069505 Jet for water containment vessels Dec. 6, 2011
7832028 Fine-bubble generator, and foot-bathing apparatus and bathing device with the same Nov. 16, 2010
7802325 Hartford loop manifold assembly for bathing vessels Sep. 28, 2010
7766038 Manifold for multi-jet pool fixture Aug. 3, 2010
7682562 Ozone-generating method for tubs Mar. 23, 2010
7454802 Drain system for tub Nov. 25, 2008
7334274 Swirling bathing tub Feb. 26, 2008
7334743 Fog generating system and method of installing same Feb. 26, 2008
7089608 Spa system for targeted personal hydrotherapy Aug. 15, 2006
7055186 Combination spa and entertainment system Jun. 6, 2006
6968581 Jet propulsion system for spa or jetted bath using control of air draw to venturi jets with a three-way air control valve Nov. 29, 2005
6792627 Aerated bath Sep. 21, 2004
6775863 Spa or pool switch Aug. 17, 2004
6760932 Hydrotherapy tub coplanar flow Jul. 13, 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
6643859 Fluid flow system with flow diverter Nov. 11, 2003
6581217 Directional air vents for spas and jetted bathtubs Jun. 24, 2003
6406446 High velocity current producing apparatus Jun. 18, 2002
6401273 Adjustable portable bath tub spa Jun. 11, 2002
6363548 Temperature-controller equipped foot-bathing device Apr. 2, 2002
6357060 Method and apparatus for purging water from a whirlpool system Mar. 19, 2002
6351859 Hydrotherapy tub coplanar flow Mar. 5, 2002
6334224 Whirlpool jet assembly Jan. 1, 2002
6327721 Transportable hydrotherapy equipment Dec. 11, 2001
6317903 Bathtub design with therapeutical treatment devices Nov. 20, 2001
6279177 Method and apparatus for purging water from a whirlpool system Aug. 28, 2001
6199224 Cleaning system for hydromassage baths Mar. 13, 2001
6175970 Towel warming system for spa tub Jan. 23, 2001
6139512 Method and apparatus for water therapy Oct. 31, 2000
6131212 Extendible and retractable spa jet with air/water venturi Oct. 17, 2000
6122775 Drain valve assembly and method of cleansing Sep. 26, 2000
6105182 Adjustable, spa massager mounting assembly Aug. 22, 2000
6003167 Apparatus for eliminating gas from a fluid piping system Dec. 21, 1999
5983417 Hydro-therapy spa jet nozzle Nov. 16, 1999
5943711 Gatling jet Aug. 31, 1999
5920925 Pulsating hydrotherapy jet system Jul. 13, 1999
5920924 Hydrotherapy jet and fixtures for spa tubs and pools and a method of installation Jul. 13, 1999
5915849 Selectable hydrotherapy jet system Jun. 29, 1999
5898958 Control circuit for delivering water and air to outlet jets in a water-filled pool May. 4, 1999
5862543 User-selectable multi-jet assembly for jetted baths/spas Jan. 26, 1999
5862545 Pressurized flow self-cleaning whirlpool tub system Jan. 26, 1999
5848444 Hydrotherapy jet with articulating joints Dec. 15, 1998

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