Patents by Inventor Gerard E. Dupont

Gerard E. Dupont 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).

  • Exercise projectile
    Patent number: 4421033
    Abstract: Exercise projectile substantially of a configuration defined by a pointed head prolonged by a tail-piece, characterized in that the projectile contains at least one explosive charge and an associated device for delayed firing, the duration of the delay substantially corresponding to the statistical flight time of the projectile from its starting time to the end of its intended useful trajectory.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: December 20, 1983
    Assignee: s.a. PRB, societe anonyme
    Inventor: Gerard E. Dupont