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Class Information
Number: 4/503
Name: Baths, closets, sinks, and spittoons > Pool type > Accessory > Covering > Including securing means
Description: Subject matter wherein the cover is held in place by fastening or retaining means.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8584271 Corner plate for holding a pool liner Nov. 19, 2013
8555556 Reservoir with removable cover and a cover-winding gap under the handrail thereof Oct. 15, 2013
8516626 Spa cover lifter system Aug. 27, 2013
8516625 Spa cover Aug. 27, 2013
8479325 Spa tub cover and lifter system Jul. 9, 2013
8468617 Spa tub cover system Jun. 25, 2013
8418279 Surface covering device Apr. 16, 2013
8418414 Swimming pool brace assembly Apr. 16, 2013
8291528 Two piece corner framing element for swimming pool extrusions with pool-liner anchor channels Oct. 23, 2012
8286277 Modular pool cover support device Oct. 16, 2012
8201285 Inflatable pool covering system and associated method Jun. 19, 2012
8151381 Cable-attached safe pool cover edge barrier Apr. 10, 2012
8146297 Rapid locking and unlocking device for an attachment plate for a swimming pool shelter roof element Apr. 3, 2012
8069504 Bladder for winterizing a swimming pool Dec. 6, 2011
8051505 Spa cover and method Nov. 8, 2011
8015631 Safety enclosure cover for portable inflatable pool Sep. 13, 2011
7971287 Method and apparatus for automatically lifting a cover Jul. 5, 2011
7874023 Inflatable safety swimming pool cover Jan. 25, 2011
7793390 Method of and apparatus for connecting floating covers Sep. 14, 2010
7735163 Swimming pool gap securement assembly Jun. 15, 2010
7603727 Floating spa cover of adjustable size Oct. 20, 2009
7496975 Stabilizer straps for spa cover lift Mar. 3, 2009
7464416 Passive tensioning mechanism for underwater buoyant-slat automatic pool cover systems Dec. 16, 2008
7389551 Lash for a spa Jun. 24, 2008
7146656 Apparatus for tipping a spa cover Dec. 12, 2006
7143455 Pool cover Dec. 5, 2006
7114297 Radius corner plate for a pool Oct. 3, 2006
6928671 Tie down assembly for pool covers and pool cover incorporating same Aug. 16, 2005
6865754 Clarifier cover Mar. 15, 2005
6851230 Padding device from an above-ground pool and its associated method of installation Feb. 8, 2005
6836907 Lightweight solid safety swimming pool covers Jan. 4, 2005
6807688 Pool cover support Oct. 26, 2004
6718566 Vertically adjustable spa cover assembly Apr. 13, 2004
6691334 Swimming pool covering structure Feb. 17, 2004
6671895 Dual purpose beading for swimming pool liners Jan. 6, 2004
6659688 Organic slurry basin storage cover and method of fabricating and deploying cover Dec. 9, 2003
6637160 Telescopic enclosure Oct. 28, 2003
6618869 Apparatus for placing and removing solar pool cover Sep. 16, 2003
6612079 Clarifier cover Sep. 2, 2003
6519788 Vented automatic cover for a swimming pool Feb. 18, 2003
6487734 Pool cover assembly Dec. 3, 2002
6421962 Swimming pool assembly Jul. 23, 2002
6389757 Clarifier cover May. 21, 2002
6381767 Swimming pool cover support May. 7, 2002
6381766 Spa cover removal apparatus and method May. 7, 2002
6286156 Mesh screen swimming pool cover Sep. 11, 2001
6286157 Inflatable cover for swimming pools Sep. 11, 2001
6209149 Inflatable swimming pool with a sun shield Apr. 3, 2001
6202355 Retractable load-bearing cover Mar. 20, 2001
6195811 Spa cover mounting method and apparatus Mar. 6, 2001

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