Patents by Inventor Paul Modafferi

Paul Modafferi 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).

  • Knife having an interchangeable blade
    Patent number: 4062118
    Abstract: A knife having interchangeable blades comprising an elongated rigid unitary handle element having an elongated open ended chamber therein, a tapered sharpened knife blade providing a tang at one end thereof dimensioned to be captured and removably secured in the chamber, and bolt means for securing the blade in the chamber.
    Type: Grant
    Filed: July 8, 1976
    Date of Patent: December 13, 1977
    Inventor: Paul Modafferi