Patents by Inventor Shirley J. Bertucci

Shirley J. Bertucci 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).

  • Index finger positioning device for tennis racket handles
    Patent number: 4072311
    Abstract: The present disclosure is directed to a device which may be applied to the handle of a tennis racket and which is generally of an obtuse triangular construction having rounded ends and sides and which is tapered from its base towards its apex and which is to be installed with its long side generally transversely of the major axis of the racket handle to separate the index finger from the remaining fingers and which is light in weight, durable and inexpensive to manufacture.
    Type: Grant
    Filed: August 30, 1974
    Date of Patent: February 7, 1978
    Inventor: Shirley J. Bertucci