Patents by Inventor Edward Freer Smith, III

Edward Freer Smith, 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).

  • Thermally stabilized casting core
    Patent number: 5702252
    Abstract: A gold abutment for receiving a cast metal substrate of an artificial tooth has a non-rotational (hexagonal) socket in its base. To prevent distorting the socket in the casting process the base is provided with an annular groove. Larger than usual base diameters can be used with no noticeable distortion of the socket.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: December 30, 1997
    Assignee: Implant Innovations, Inc.
    Inventors: Dan Paul Rogers, Edward Freer Smith, III