Patents by Inventor Clarence F. Tisdale

Clarence F. Tisdale 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).

  • Patent number: 4271684
    Abstract: A locket assembly utilizes a locket body and a hingeable cover thereto having a disengageable clasp member to secure the cover to the body in a closed position. The locket face may be solid or have a transparent portion so as to permit viewing of an indicia-bearing sheet disposed within the locket. A portion of the locket extends outwardly of the outermost surface of the body and is provided with a threaded hole for engaging a coupling element adapted to couple to other locket bodies in a string-like fashion. Each locket is provided with a plate hingeably secured to the rearmost surface of the locket and having a spring causing the plate to pivot in an outward position relative to the rearmost surface of the locket.
    Type: Grant
    Filed: April 2, 1979
    Date of Patent: June 9, 1981
    Inventor: Clarence F. Tisdale