Patents by Inventor Lilburn Buell Withem

Lilburn Buell Withem 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).

  • Yard fork
    Patent number: D407956
    Type: Grant
    Filed: August 25, 1998
    Date of Patent: April 13, 1999
    Inventors: Lilburn Buell Withem, Carl John Olsen