Patents by Inventor Nicolaos C. Christakos

Nicolaos C. Christakos 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).

  • Rifle
    Patent number: 4003292
    Abstract: A firing mechanism for a semi-automatic rifle that provides a breech block and firing pin, each reciprocally movable simultaneously and independently in response to the firing of the rifle and the action of a pair of expansion springs positioned forwardly of and out of the firing chamber of the rifle.
    Type: Grant
    Filed: September 12, 1975
    Date of Patent: January 18, 1977
    Inventor: Nicolaos C. Christakos