Patents by Inventor Carlo Gibello

Carlo Gibello 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: 4478416
    Abstract: A tennis racket is provided in which the longitudinal axis of the shaft of the racket forms respective complementary angles of between 40.degree. and 50.degree. with the major axis and the minor axis of the racket head. The head of the racket is oval in shape and the head's geometric center is approximately aligned with the longitudinal axis of the shaft and handle so as to better position the sweet spot of the racket. The racket also includes an apertured rib which extends between the handle and the head.
    Type: Grant
    Filed: September 2, 1982
    Date of Patent: October 23, 1984
    Inventor: Carlo Gibello
  • Patent number: 4078796
    Abstract: An insert device for application to the intersections of tennis racket strings comprises a body of substantially rigid material adapted to be interposed between two intersecting strings. The body has a pair of mutually perpendicular grooves, each groove being adapted to accommodate a portion of a respective racket string and having a depth such that the portion of string accommodated in the groove does not protrude beyond the adjoining said surface of the body. The walls of each groove are formed with ribs or protuberances for the purpose of gripping a said portion of a racket string accommodated therein.
    Type: Grant
    Filed: November 2, 1976
    Date of Patent: March 14, 1978
    Assignees: Selcom-Camsa s.a.s. di Carlo Gibello & C., Fabra s.r.l.
    Inventor: Carlo Gibello
  • Patent number: D279397
    Type: Grant
    Filed: January 12, 1983
    Date of Patent: June 25, 1985
    Inventor: Carlo Gibello
  • Patent number: D279398
    Type: Grant
    Filed: March 1, 1983
    Date of Patent: June 25, 1985
    Inventor: Carlo Gibello
  • Patent number: D279496
    Type: Grant
    Filed: March 1, 1983
    Date of Patent: July 2, 1985
    Inventor: Carlo Gibello