Patents by Inventor Charles S. ReVelle

Charles S. ReVelle 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).

  • Rollable toy
    Patent number: 4385466
    Abstract: A rollable toy that tends to maintain rollable position regardless of its upset position, and having an interest-attracting device that moves to a visually appealing position regardless of the position of the toy.
    Type: Grant
    Filed: December 2, 1981
    Date of Patent: May 31, 1983
    Inventor: Charles S. ReVelle