Patents by Inventor James David Weeks

James David Weeks 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).

  • Lotto marking guide
    Patent number: D383502
    Type: Grant
    Filed: February 5, 1996
    Date of Patent: September 9, 1997
    Inventors: Robert August Schmidt, Jr., James David Weeks