Patents by Inventor Frank Anthony Centofante

Frank Anthony Centofante 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).

  • Folding knife with secondary locking mechanism
    Patent number: 5964036
    Abstract: The present invention relates to cutting instruments, and more particularly folding knives which have a blade which travels between a first extended position coextensive with the knife handle and a second closed position with the knife blade at least partially recessed within a portion of the knife handle. More specifically, the present invention relates to secondary locking mechanisms to substantially prevent the knife blade from closing if the primary locking mechanism fails.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: October 12, 1999
    Assignee: Spyderco, Inc.
    Inventor: Frank Anthony Centofante