Patents by Inventor John D. Butash

John D. Butash 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).

  • Football helmet face mask
    Patent number: 4594737
    Abstract: A football helmet having a face mask formed of a wire frame with a series of beads strung along certain wires to make it difficult for an opposing player to grab the face mask. Each bead is formed such that it can be snapped on its supporting wire.
    Type: Grant
    Filed: January 23, 1985
    Date of Patent: June 17, 1986
    Inventor: John D. Butash