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Class Information
Number: 4/501
Name: Baths, closets, sinks, and spittoons > Pool type > Accessory > Covering > Including storage area > On pool bottom
Description: Subject matter wherein the cover rests on the lowest part of the pool when not in a covering position.










Patents under this class:

Patent Number Title Of Patent Date Issued
8261378 Covered pool Sep. 11, 2012
8253609 Transform-based coding/decoding, with adaptive windows Aug. 28, 2012
7971286 Swimming pool with bench seating module Jul. 5, 2011
7464416 Passive tensioning mechanism for underwater buoyant-slat automatic pool cover systems Dec. 16, 2008
7409732 Providing unidirectional hinge, increased buoyancy and passive tensioning for buoyant-slat automatic pool cover systems Aug. 12, 2008
6851230 Padding device from an above-ground pool and its associated method of installation Feb. 8, 2005
6799606 Drainage pipe covering kit for use during building or floor construction Oct. 5, 2004
6595243 Swimming pool plumbing water/debris barrier device and method Jul. 22, 2003
6473914 Flexible submersible panel for pool formed with elongated hollow elements and corresponding use Nov. 5, 2002
6195812 System for raising and lowering a liner of a fluid bearing receptacle Mar. 6, 2001
5347773 Rigid cover assignment for swimming pool or basin Sep. 20, 1994
4937896 Floor-level adjusting device for a pool Jul. 3, 1990
4851275 Covering used to protect water conditions of nursery pool from damage by acid rain and extraordinary temperatures Jul. 25, 1989
4831672 Floor-level adjusting device for a pool May. 23, 1989
4716603 Swimming pool cover Jan. 5, 1988
4672691 Bulk volume fermenter Jun. 16, 1987
4364131 Liquid reservoir Dec. 21, 1982
4236258 Automatic swimming pool cover Dec. 2, 1980
4229843 Pool floor Oct. 28, 1980
4129905 Swimming pool rescue net Dec. 19, 1978











 
 
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