Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Buoys, rafts, and aquatic devices

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
441065000 WATER SKIMMING OR WALKING DEVICE 158
441080000 WATER RESCUE OR LIFE PROTECTING APPARATUS 115
441001000 BUOY 74
441055000 SWIMMING AID TO INCREASE STROKE EFFICIENCY 49
441129000 BODY SUPPORTING BUOYANT DEVICE 40
441035000 RAFTS 17
441133000 BUOYANCY PROVIDING ATTACHMENT FOR PIPE, LOG, OR LINE 8
441136000 MISCELLANEOUS 3
20090075538SOLAR POWERED INERTIAL FLUID MOBILIZER - One embodiment of a fluid mobilizing vessel shown in FIG. 03-19-2009
20080248703Buoyant mount for supporting articles in particular cinematographic apparatus upon or within a body of water. - A collapsible, height adjustable support device with inflatable buoyancy floats for mounting articles particularly cinematographic apparatus upon and below the water. It is characterised by a central tubular frame (10-09-2008
20130095713APPARATUS FOR RETAINING AN ITEM IN A BODY OF WATER - The present application discloses a retention device for retaining an item in a body of water, for example a swimming pool. In some embodiments, the retention device comprises at least one water-fillable receptacle connected to a retention element—for example a strap—that is placed over the item that is to be retained. When an upward force is applied to the retention element in a direction generally away from the surface of the body of water, the filled water receptacle restricts upward movement of the attached retention element, thereby maintaining the item in the body of water.04-18-2013
441135000 BUOYANCY UNDERWATER VIEWING DEVICE 2
20130065465Aquatic viewing port apparatus - When installed in paddleboards and surfboards the 03-14-2013
20100062665UNDERWATER VIEWING UNIT FOR AN AIR MATTRESS - An underwater viewing unit includes a tube insertable into a through-hole of an air mattress, a rest for the viewer's head provided at the lower end of the tube, and a transparent panedisposed within the tube. The head rest is formed by an inflatable beaded body connected to the upper rim of the tube and extending over less than 360° to leave free a peripheral region outside the tube for free breathing.03-11-2010

Patent applications in all subclasses Buoys, rafts, and aquatic devices