Patents by Inventor William A. Papalardo

William A. Papalardo 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: 4173825
    Abstract: The invention provides an adjustable cracking device for cracking nuts of a wide variety of sizes. The device comprises first and second elongate rigid members, each including an elongate handle portion and having a curved serrated gripping surface adjacent one end thereof. The elongate rigid members are pivotally connected together adjacent the gripping surface sections thereof for movement toward and away from one another. In one embodiment of the invention, the elongate members are pivotally connected by an adjustable fulcrum formed integrally by the elongate members. In a second embodiment of the invention the first elongate member is pivotally mounted to a central coupling member for movement toward and away from the second elongate member. The second elongate member has an additional serrated gripping surface on its side opposite the first gripping surface.
    Type: Grant
    Filed: December 15, 1978
    Date of Patent: November 13, 1979
    Inventor: William A. Papalardo
  • Patent number: 4171567
    Abstract: The invention provides an adjustable cracking device for cracking nuts of a wide variety of sizes. The device comprises first and second elongate rigid members, each including an elongate handle portion and having a curved serrated gripping surface adjacent one end thereof. The elongate rigid members are pivotally connected together adjacent the gripping surface sections thereof for movement toward and away from one another. In one embodiment of the invention, the elongate members are pivotally connected by an adjustable fulcrum formed integrally by the elongate members. In a second embodiment of the invention the first elongate member is pivotally mounted to a central coupling member for movement toward and away from the second elongate member. The second elongate member has an additional serrated gripping surface on its side opposite the first gripping surface.
    Type: Grant
    Filed: October 21, 1977
    Date of Patent: October 23, 1979
    Inventor: William A. Papalardo
  • Patent number: 3978583
    Abstract: The invention is an article useful in assisting removal of peels from fruits and vegetables and having a generally elongated handle and a blade having a substantially convex bottom surface attached at one end thereof to a handle. The blade has an open ended slot extending from the other end of the blade for a distance along its long axis. The slot edges are concave at least in part, and are sharpened downwardly and inwardly to form cutting edges on the convex bottom surface of the blade.
    Type: Grant
    Filed: April 7, 1975
    Date of Patent: September 7, 1976
    Inventor: William A. Papalardo