Patents by Inventor William J. Madill, Jr.

William J. Madill, Jr. 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).

  • Collection shovel
    Patent number: D636644
    Type: Grant
    Filed: April 20, 2010
    Date of Patent: April 26, 2011
    Inventor: William J. Madill, Jr.