Patents by Inventor Billy J. Boatman

Billy J. Boatman 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).

  • Sign device having magnetic display characters
    Patent number: 3988845
    Abstract: A sign for displaying messages includes a pair of dark backing boards supported within a frame. Thin flexible discs magnetically adhere to the boards to form words, letters, and other selected patterns thereon. The outer surfaces of the discs reflect light and/or are different in color than the backing boards in order to illustrate the displayed message.
    Type: Grant
    Filed: August 7, 1975
    Date of Patent: November 2, 1976
    Assignee: Sedalia Neon Company
    Inventor: Billy J. Boatman