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Class Information
Number: 441/64
Name: Buoys, rafts, and aquatic devices > Swimming aid to increase stroke efficiency > Foot attached > Flipper
Description: Device including a flexible water-contacting surface resembling webbed feet in appearance and operation.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8667651 Combined diving utensil Mar. 11, 2014
8652013 Aquatic exercise device Feb. 18, 2014
8641464 Flippers, boots, systems including same, and methods of using same Feb. 4, 2014
8632372 Swimming device for a swimmer or diver Jan. 21, 2014
8628365 Swim fin Jan. 14, 2014
8485556 Accessory system for a glide board Jul. 16, 2013
8480446 High efficiency swim fin using multiple high aspect ratio hydrodynamic vanes with pliable hinges and rotation limiters Jul. 9, 2013
8382543 Adjustable fin Feb. 26, 2013
8376796 Step-in swim fin binding system Feb. 19, 2013
8333020 Shoe with retractable fin Dec. 18, 2012
8257124 Swimming fin of the kind provided with a foot pocket open at the heel zone Sep. 4, 2012
8251764 Swim fin Aug. 28, 2012
7997948 Hybrid water sport apparatus Aug. 16, 2011
7988510 Flipper Aug. 2, 2011
7901260 Swimming fin with heel strap fastening buckle Mar. 8, 2011
7862395 Methods for creating consistent large scale blade deflections Jan. 4, 2011
7854638 Swim fin device Dec. 21, 2010
7828615 Amphibious shoe and method of use Nov. 9, 2010
7815477 Swimming flipper Oct. 19, 2010
7803028 Multi-use adjustable bellows-shaped aperture strap Sep. 28, 2010
7753749 Swim fin Jul. 13, 2010
7736208 Amphibious shoe and method of use Jun. 15, 2010
7658659 Hybrid water sport footwear Feb. 9, 2010
7614928 Swim shoe with lateral fins Nov. 10, 2009
7601041 High deflection hydrofoils and swim fins Oct. 13, 2009
7581997 Method for creating consistent large scale blade deflections Sep. 1, 2009
7572160 Mimetic gear Aug. 11, 2009
7537501 Swimming fin with heel strap fastening buckle May. 26, 2009
7527540 Relief jet aperture swim fins with living-hinge blade May. 5, 2009
7510453 Swimming aid device Mar. 31, 2009
7470164 Swim fin with adjustable web Dec. 30, 2008
7465205 Methods for creating consistent large scale blade deflections Dec. 16, 2008
7462085 Swim fin with adjustable web Dec. 9, 2008
7335076 Swim training fin Feb. 26, 2008
7281963 Energy-conserving swim fin Oct. 16, 2007
7255619 Variable resistance aquatic device and methods of using the same Aug. 14, 2007
7223141 Stretchable foot pocket of fin May. 29, 2007
7189128 Mimetic gear Mar. 13, 2007
7172480 Bungee flipper Feb. 6, 2007
7166004 Swimming aid Jan. 23, 2007
7159336 Amphibious shoe Jan. 9, 2007
7140938 Swim assist system and method Nov. 28, 2006
7140937 Swim fin with detachable blade Nov. 28, 2006
7134926 Device and method for dissuading predators through startle response instinct Nov. 14, 2006
7134927 Heel mounted direction reversible stealth fin Nov. 14, 2006
7115011 Swim fin Oct. 3, 2006
7101240 High efficiency hydrofoil and swim fin designs Sep. 5, 2006
7086916 Differentiated rigidity swimming fin with hydrodynamically designed rearward shoe strap connection Aug. 8, 2006
7083485 Multiple-serial-hydrofoil swim fins Aug. 1, 2006
7077715 Swim fins and method of manufacture thereof Jul. 18, 2006

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