Patents by Inventor John W. Flaherty

John W. Flaherty 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).

  • Lapidary apparatus
    Patent number: 3981105
    Abstract: The disclosure embraces an apparatus or machine for processing stones by cutting, grinding, lapping or polishing operations and more especially to a compact portable apparatus or machine for processing stones used for jewelry and decorative purposes, the apparatus including a housing construction having surface areas whereby the apparatus may be mounted or supported in selected positions whereby a rotatable stone-processing instrumentality of the apparatus may be disposed for rotation in a vertical plane or the stone-processing instrumentality disposed for rotation in a horizontal plane.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: September 21, 1976
    Assignee: Dick Blick Company
    Inventors: John W. Flaherty, Robert C. Ingersoll, William F. Goodrich