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Class Information
Number: 4/498
Name: Baths, closets, sinks, and spittoons > Pool type > Accessory > Covering
Description: Subject matter having a protective shield or screen which acts to prevent unwanted objects from entering the pool.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614093 |
Vertically actuable roof cover for a spa |
Nov. 10, 2009 |
| 7603727 |
Floating spa cover of adjustable size |
Oct. 20, 2009 |
| 7600271 |
Vertically actuable roof cover for a spa |
Oct. 13, 2009 |
| 7600272 |
Spa cover lifter and method |
Oct. 13, 2009 |
| 7534154 |
Water evaporation minimization |
May. 19, 2009 |
| 7500276 |
Spa cover lifter |
Mar. 10, 2009 |
| 7496976 |
Locking rope reel |
Mar. 3, 2009 |
| 7496975 |
Stabilizer straps for spa cover lift |
Mar. 3, 2009 |
| 7490368 |
Spa cover |
Feb. 17, 2009 |
| 7480946 |
Hot tub cover assembly |
Jan. 27, 2009 |
| 7478442 |
Dispensing apparatus |
Jan. 20, 2009 |
| 7469711 |
Water supply pass-through apparatus |
Dec. 30, 2008 |
| 7464416 |
Passive tensioning mechanism for underwater buoyant-slat automatic pool cover systems |
Dec. 16, 2008 |
| 7461415 |
Method and apparatus for automatically lifting a cover |
Dec. 9, 2008 |
| 7412733 |
Retractable cover arrangement for hot tubs and the like |
Aug. 19, 2008 |
| 7409732 |
Providing unidirectional hinge, increased buoyancy and passive tensioning for buoyant-slat automatic pool cover systems |
Aug. 12, 2008 |
| 7346937 |
Indoor/outdoor bathtub/hot tub |
Mar. 25, 2008 |
| 7308722 |
Spa cover lifter |
Dec. 18, 2007 |
| 7290297 |
Adjustable mount for a spa cover lifting device |
Nov. 6, 2007 |
| 7281280 |
Spa cover removing device |
Oct. 16, 2007 |
| 7263805 |
Low shelter with articulated roof elements for use as a swimming pool roof |
Sep. 4, 2007 |
| 7225479 |
Cover support for spas and hot tubs |
Jun. 5, 2007 |
| 7218235 |
Motion responsive swimming pool safety device |
May. 15, 2007 |
| 7174576 |
Spa cover with internal reinforcement |
Feb. 13, 2007 |
| 7155756 |
Hot tub cover lifter |
Jan. 2, 2007 |
| 7146656 |
Apparatus for tipping a spa cover |
Dec. 12, 2006 |
| 7143455 |
Pool cover |
Dec. 5, 2006 |
| 7093593 |
Floating solar pool heater |
Aug. 22, 2006 |
| 7073213 |
Upright hinge for spa cover |
Jul. 11, 2006 |
| 7065804 |
Pool cover drain system |
Jun. 27, 2006 |
| 7047575 |
Hinge coupling three buoyant-slat pool cover sections |
May. 23, 2006 |
| 7010833 |
Slide hinge for spa cover |
Mar. 14, 2006 |
| 6996860 |
Construction protective covering |
Feb. 14, 2006 |
| 6991700 |
Heat sealed webbing method and apparatus for pool covers |
Jan. 31, 2006 |
| 6978493 |
Pool cover drain |
Dec. 27, 2005 |
| 6954948 |
Swimming pool cover having built-in drain pump |
Oct. 18, 2005 |
| 6938281 |
Foldable spa cover and lift unit |
Sep. 6, 2005 |
| 6933251 |
Fabric for welding |
Aug. 23, 2005 |
| 6915534 |
Insulated cover and method for using same |
Jul. 12, 2005 |
| 6910233 |
Elongated roller shutter profile made of plastic or metal for swimming pool covers |
Jun. 28, 2005 |
| 6886187 |
Swimming pool safety covers |
May. 3, 2005 |
| 6874174 |
Pool insulation system |
Apr. 5, 2005 |
| 6865754 |
Clarifier cover |
Mar. 15, 2005 |
| 6862755 |
Pool tray |
Mar. 8, 2005 |
| 6859952 |
Spa cover lifter apparatus and method |
Mar. 1, 2005 |
| 6851891 |
Organic slurry storage basin cover |
Feb. 8, 2005 |
| 6842917 |
Spa cover lift |
Jan. 18, 2005 |
| 6836907 |
Lightweight solid safety swimming pool covers |
Jan. 4, 2005 |
| 6832395 |
Swimming pool cover |
Dec. 21, 2004 |
| 6817042 |
Pool cover drain |
Nov. 16, 2004 |
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