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Class Information
Number: 4/541.1
Name: Baths, closets, sinks, and spittoons > Tubs > Means for agitating or circulating water in a tub
Description: Subject matter comprising an apparatus for use with the tub (e.g., a spa, hot tub, or whirlpool) that causes the water within the tub to churn or flow.










Sub-classes under this class:

Class Number Class Name Patents
4/541.5 By aerating 102
4/541.3 By liquid flow 115
4/541.6 Jet detail 222
4/541.2 With condition response 74


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8671472 Air control and aromatherapy module Mar. 18, 2014
8661576 Spas and bathing systems with upgradeable and interchangeable jet stations Mar. 4, 2014
8607374 Foot spa tub pump and method Dec. 17, 2013
8608673 Bathtub for beauty and health care and a physic solution Dec. 17, 2013
8572769 Temperature conditioning of air about a spa vessel Nov. 5, 2013
8569663 Small-sized pool and PTC heater for internal liquid heating Oct. 29, 2013
8522800 Tile cleanup apparatus Sep. 3, 2013
8505575 Water supply module for hydrotherapy device Aug. 13, 2013
8453275 Combination bathtub and spa Jun. 4, 2013
8424127 Massage apparatus with music player for use in the bathroom Apr. 23, 2013
8407823 Spa with waterfall Apr. 2, 2013
8407822 Method and compositions for bath Apr. 2, 2013
8406932 Spa control with improved heater management system Mar. 26, 2013
8393019 Spa system with separate hot and cold reservoirs Mar. 12, 2013
8392027 Spa control system with improved flow monitoring Mar. 5, 2013
8381328 Spa manicure apparatus Feb. 26, 2013
8316476 Hot tub and straddle chair apparatus Nov. 27, 2012
8272079 Water jet mechanism for whirlpool effect in pedicures or other applications Sep. 25, 2012
8256040 Method and compositions for bath Sep. 4, 2012
8250682 Directional water flow extender Aug. 28, 2012
8239980 Light-emitting spa bubble massager Aug. 14, 2012
8220082 Far-infrared hydrotherapy device Jul. 17, 2012
8214937 Foot spa tub pump and method Jul. 10, 2012
8214936 Spa having heat pump system Jul. 10, 2012
8214935 Pop-up fountains Jul. 10, 2012
8205277 Manufacturing method for micro-nano bubble bathtub water and micro-nano bubble bathtub Jun. 26, 2012
8176578 Bath with interchangeable fitting May. 15, 2012
8171576 Jetted bathtub May. 8, 2012
8175318 Speaker May. 8, 2012
8136178 Retractable rotating spa speaker system Mar. 20, 2012
8108954 Portable spa Feb. 7, 2012
8104110 Spa system with flow control feature Jan. 31, 2012
8095998 Portable spa Jan. 17, 2012
8092410 Hydrotherapy jet Jan. 10, 2012
8074304 Aqua therapy and recreation spa with interchangeable exercise equipment Dec. 13, 2011
8069505 Jet for water containment vessels Dec. 6, 2011
8028354 Spa apparatus Oct. 4, 2011
7950079 Method and apparatus for disposable spa chair pedicure basin sanitation May. 31, 2011
7941877 Sound system and a head rest for a spa and a spa having a sound system May. 17, 2011
7875173 Ozone generator retrofit apparatus for jetted tubs, spas, and other water circulation facilities Jan. 25, 2011
7849529 Air injector system apparatus and methods for a tub or spa Dec. 14, 2010
7836526 Negative or vanishing edge for spas and/or hot tubs Nov. 23, 2010
7832028 Fine-bubble generator, and foot-bathing apparatus and bathing device with the same Nov. 16, 2010
7818829 Jet for a shower cubicle Oct. 26, 2010
7818826 Laminar flow jet for pools and spas Oct. 26, 2010
7818825 Portable spa Oct. 26, 2010
7814583 Retractable rotating spa speaker system Oct. 19, 2010
7802324 Modular prefabricated spa Sep. 28, 2010
7797770 Portable spa Sep. 21, 2010
7784120 Support structure for a spa Aug. 31, 2010

1 2 3 4 5 6










 
 
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