Patents by Inventor Robert E. Westman

Robert E. Westman 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: 4377381
    Abstract: The tool is designed for use by a denture wearer after the chemical cleaning of the denture or partial denture in the home. The tool is a double ended instrument with two blades mounted on opposite ends of an elongated handle, which handle preferably has a square cross-section and is made of plastic. One blade is spear-shaped and sharpened to a knife edge along its leading edges and at its apex. The second blade has a convex concave configuration and a rounded tip with all edges of this blade including its rounded tip sharpened to a knife edge.
    Type: Grant
    Filed: October 14, 1981
    Date of Patent: March 22, 1983
    Inventor: Robert E. Westman