Patents by Inventor John R. Sweet, III

John R. Sweet, III 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).

  • Spool holder
    Patent number: 4195739
    Abstract: A spool holder for holding and displaying a plurality of spools of sewing thread.
    Type: Grant
    Filed: May 15, 1978
    Date of Patent: April 1, 1980
    Inventor: John R. Sweet, III