Patents by Inventor Giovanni B. Beltrani

Giovanni B. Beltrani 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).

  • Swimming flipper and method for its manufacture
    Patent number: 5435764
    Abstract: Swimming flipper formed by a blade and a shoe, wherein the blade comprises a body of an ethylene vinyl acetate-based polymer made by injection moulding and at least partially covered by at least one flexible and elastic film of polyethylene additioned with ethylene vinyl acetate, having a decorative and/or protective and/or mechanical function. The film is applied onto and permanently connected by chemical-thermal adhesion to the body of the blade, directly during the moulding operation thereof, being previously inserted within the mould as an insert.
    Type: Grant
    Filed: July 27, 1994
    Date of Patent: July 25, 1995
    Assignee: Technisub S.p.A.
    Inventors: Fabio Testa, Giovanni B. Beltrani