Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 441/86
Name: Buoys, rafts, and aquatic devices > Water rescue or life protecting apparatus > Buoyant shark screen encircling user
Description: Device wherein a buoyancy means to float the user is combined with a means to surround and hide the user from a shark.

Patents under this class:

Patent Number Title Of Patent Date Issued
7238075 Personal water activity apparatus with variable light display for protection against sharks and other water-borne predators Jul. 3, 2007
7052341 Method and apparatus for controlling a propulsive force of a marine vessel May. 30, 2006
4494245 Techniques for repelling predatory animals by the use of aposematic patterns and coloration Jan. 22, 1985
4394124 Flotation life support device Jul. 19, 1983
4223415 Waterborne life-saving apparatus Sep. 23, 1980
4166462 Self-propelled shark-proof cage Sep. 4, 1979
3986220 Shark screen Oct. 19, 1976

  Recently Added Patents
Monitoring device, monitoring method and non-transitory computer readable medium
Thermoforming sheet loading apparatus and method
Virtual image display device and manufacturing method of virtual image display device
Systems, methods and computer program products supporting provision of web services using IMS
Method for production of fermentable sugars from biomass
Display device substrate, method for manufacturing the same, display device, method for forming multi-layer wiring, and multi-layer wiring substrate
  Randomly Featured Patents
Retaining wall block and wall grid system
Group call for a wireless mobile communication device using bluetooth
Suture ring for heart valve prosthesis
Electron gun and cathode ray tube having multilayer carbon-based field emission cathode
Display element and driving method thereof
Process for coating a pipe interior with cross-linked block copolymer
Apparatuses and methods for generating coherent electromagnetic laser radiation
Parallel split powering
Method and system for load sharing in a multiple power supply system