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Class Information
Number: 4/495
Name: Baths, closets, sinks, and spittoons > Pool type > Adjustable bottom
Description: Subject Matter wherein the lower part of the pool is movable to different positions and supports a person when moved to the different positions.

Patents under this class:

Patent Number Title Of Patent Date Issued
8506010 Submersible picnic table and bench assembly Aug. 13, 2013
8104109 Movable floor system for swimming pool Jan. 31, 2012
6851230 Padding device from an above-ground pool and its associated method of installation Feb. 8, 2005
6640504 Moveable swimming pool floor Nov. 4, 2003
6389615 Fail-safe safety swimming pool net May. 21, 2002
6253390 Aquatic raisable floor apparatus Jul. 3, 2001
6195812 System for raising and lowering a liner of a fluid bearing receptacle Mar. 6, 2001
6127930 Motion responsive swimming pool safety mat Oct. 3, 2000
6105180 Height adjustable false bottom for multi-purpose pools Aug. 22, 2000
5953767 Auxiliary children's pool apparatus Sep. 21, 1999
5832547 Swimming pool automatic rescue device Nov. 10, 1998
5678253 Adjustable pool flooring structure Oct. 21, 1997
5542502 Hoist driven rescue mat for swimming pool Aug. 6, 1996
5425023 Network system and method of managing a maximum transfer unit in the network system Jun. 13, 1995
5390377 Sheet for converting hot tub to wading pool Feb. 21, 1995
5347773 Rigid cover assignment for swimming pool or basin Sep. 20, 1994
5295929 Hydrotherapy device with underwater treadmill Mar. 22, 1994
5271483 Apparatus for lifting false floor in swimming pool Dec. 21, 1993
5267358 Swimming pool safety net apparatus Dec. 7, 1993
5036555 Bathing unit with adjustable height platform Aug. 6, 1991
5025512 Flooring apparatus for pool or the like Jun. 25, 1991
4985941 Hydrotherapy machine Jan. 22, 1991
4937896 Floor-level adjusting device for a pool Jul. 3, 1990
4918766 Hydrotherapy exercising device with scissor lift treadmill Apr. 24, 1990
4910814 Splash pool for recreational water slides Mar. 27, 1990
4883012 Dual-purpose water craft Nov. 28, 1989
4864666 Fluid-isolation bathing apparatus Sep. 12, 1989
4831672 Floor-level adjusting device for a pool May. 23, 1989
4574404 Airlift bulkhead Mar. 11, 1986
4419776 Bathtub assembly for handicapped persons Dec. 13, 1983
4364131 Liquid reservoir Dec. 21, 1982
4318421 Float controlled syphon valve for swimming pool cover Mar. 9, 1982
4285078 Automatic swimming pool cover Aug. 25, 1981
4283801 Hydraulic cylinder for multilevel submersible safety deck or decks for pools Aug. 18, 1981
4271542 Swimming pool platform and components Jun. 9, 1981
4241724 Method and means of preventing heat convection in a solar pond Dec. 30, 1980
4236258 Automatic swimming pool cover Dec. 2, 1980
4229843 Pool floor Oct. 28, 1980
4106134 Lifting floors for swimming pools Aug. 15, 1978
3935600 Swimming pool Feb. 3, 1976

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