Patents by Inventor Ernest R. Thornton

Ernest R. Thornton 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).

  • Jumping hoop
    Patent number: 3958802
    Abstract: A jumping hoop has a rigid U-shaped member which is held in the hand. A light flexible member is adjustably connected to opposite ends of the rigid member, forming a hoop. Ends of the rigid members are reentrantly bent to hold ends of the flexible member telescoped therewith. Ends are held together by an elastic band which jams between the sliding telescoping members in one construction.
    Type: Grant
    Filed: June 14, 1974
    Date of Patent: May 25, 1976
    Inventor: Ernest R. Thornton