Patents by Inventor James W. McMaster

James W. McMaster 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).

  • Garden shovel
    Patent number: D397004
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: August 18, 1998
    Inventors: James W. McMaster, Susan J. McMaster