Patents by Inventor Frederick William George HAWTHORNE

Frederick William George HAWTHORNE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110207377
    Abstract: A surf lifesaving system comprises two floating lines extending from two spaced apart tethering points fixed on the beach to a buoy anchored offshore on the seabed. The floating lines are connected to sinking lines which pass through pulleys attached to the buoy in continuous loops with the floating lines. The tethering points are poles anchored in the sand, the floating lines comprise individual floats connected by rope at from three to seven meter intervals and the sinking lines have a core which is denser than saltwater.
    Type: Application
    Filed: February 28, 2011
    Publication date: August 25, 2011
    Inventor: Frederick William George HAWTHORNE