Patents by Inventor Larry W. Hartley

Larry W. Hartley 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).

  • Patent number: 4185819
    Abstract: A unitary construction of flexible plastic defining a plurality of interconnected, inflatable airtight tubes is disclosed. When inflated to effective rigidity, the construction may be placed on a playing surface and thereupon figures a series of compartments enabling players to engage in a hopscotch game. Clips of differing colors may be provided to hold the construction in a small package when uninflated and to provide markers for the players during the game.
    Type: Grant
    Filed: March 14, 1977
    Date of Patent: January 29, 1980
    Inventor: Larry W. Hartley