Patents by Inventor Sherman S. Ely

Sherman S. Ely 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).

  • Distal retraction clamp for rubber dam
    Patent number: 4004345
    Abstract: A clamp for retaining a rubber dam around a tooth at one end of a dental arch. The clamp includes a projecting arm extending toward the gingival tissue adjacent the distal of the tooth. The arm retracts the gingival tissue and rubber dam from the distal of the end tooth to allow instrument access thereto.
    Type: Grant
    Filed: November 17, 1975
    Date of Patent: January 25, 1977
    Inventor: Sherman S. Ely