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Class Information
Number: 4/546
Name: Baths, closets, sinks, and spittoons > Tubs > Combined with diverse means
Description: Subject matter wherein the tub is combined with other devices or structure having an added purpose or independent utility other than to perfect the tub.










Sub-classes under this class:

Class Number Class Name Patents
4/552 A complete and separate shower 6
4/553 Basin or sink 9
4/547 Couch or bed 29
4/548 Storage or support means 11


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8608526 Amusement apparatus Dec. 17, 2013
8393019 Spa system with separate hot and cold reservoirs Mar. 12, 2013
8176578 Bath with interchangeable fitting May. 15, 2012
7944675 Negative ion generating device for water May. 17, 2011
7162753 Apparatus for directing air toward a bather Jan. 16, 2007
7055186 Combination spa and entertainment system Jun. 6, 2006
6807689 Whirlpool conversion pool Oct. 26, 2004
6754916 Spas having a retractable entertainment unit Jun. 29, 2004
6742199 Automatic shower and bathtub cleaner Jun. 1, 2004
6601247 Light transmitting type bathtub Aug. 5, 2003
6581217 Directional air vents for spas and jetted bathtubs Jun. 24, 2003
6546570 System to convert massage tables to wet tables and vichy showers Apr. 15, 2003
6510277 Pool and spa components with fiber optic illumination Jan. 21, 2003
6463600 Automatic shower and bathtub cleaner Oct. 15, 2002
6101642 Foldable watertight bathtub insert Aug. 15, 2000
6085367 Bathtub liners Jul. 11, 2000
5984883 Neck massager for use in spas Nov. 16, 1999
5974601 Small animal washing container Nov. 2, 1999
5928171 Neck jet pillow for tub spas Jul. 27, 1999
5903934 Sanitary fixtures for use with a mobile patient lift May. 18, 1999
5768842 Weep drain for tile walls Jun. 23, 1998
5718007 Portable spa with easy access maintenance tray Feb. 17, 1998
5682625 Hot tub with adjustable headrest with water jet Nov. 4, 1997
5465434 Water conservation system for home installation Nov. 14, 1995
5386599 Portable sofa and bathing unit Feb. 7, 1995
5361429 Double tub bath structure Nov. 8, 1994
5333325 Bathtub apron system Aug. 2, 1994
5311631 Cleaning apparatus for spas and hot tubs May. 17, 1994
5235708 Spa step unit system Aug. 17, 1993
5230107 Multipurpose bath apparatus Jul. 27, 1993
5142713 Shower-sauna adapter Sep. 1, 1992
5078642 Toy bar soap slide Jan. 7, 1992
5054136 Bed with a bath-tub Oct. 8, 1991
5040250 Return fitting with releasable cap Aug. 20, 1991
5022102 Inflatable bathing devices Jun. 11, 1991
4982462 Medical attendance bathtub bed Jan. 8, 1991
4951326 Return fitting with releasable cap Aug. 28, 1990
4945908 Balneo-phototherapeutical treatment process and bath Aug. 7, 1990
4935971 In-bed bathing process and apparatus therefor Jun. 26, 1990
4932086 Nursing table Jun. 12, 1990
4930169 Apparatus for patient hydrotherapy and manipulative treatment by a therapist Jun. 5, 1990
4876754 Bathtub silencer and overflow protector Oct. 31, 1989
4875958 Method of making molded sanitaryware articles with light transmitting panel Oct. 24, 1989
4868934 Self-cleaning bathtub Sep. 26, 1989
4839930 Dry hydro-massage unit for a spa tank Jun. 20, 1989
4837871 Infant bath seat Jun. 13, 1989
4776046 Portable, pedestal table for hot tubs, spas and whirlpools Oct. 11, 1988
4706311 Bathtub unit with improved user features Nov. 17, 1987
4620332 Bathtub splash collector Nov. 4, 1986
4583252 Sponge bath and rinse platform Apr. 22, 1986

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