Patents by Inventor William Abraham Perrine

William Abraham Perrine 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: D577878
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: October 7, 2008
    Inventors: William Abraham Perrine, Anthony Bernard Walls, John Dorsey Hemphill