Patents Represented by Attorney Timothy K. Liffiton

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  • Knives
    Patent number: 5371948
    Abstract: A self-locking knife which has a guide at the heel of the blade integral with the heel of the knife or attached therewith which blade is mounted in a pair of bolsters superposed on each other, forming a casing for the knife and defining a space or slideway therebetween for passage of the blade from a retracted to an extended position where the blade is projected forwardly of the casing and providing interlock between the blade and the casing, maintaining the blade in either position.
    Type: Grant
    Filed: December 16, 1993
    Date of Patent: December 13, 1994
    Assignee: Timothy K. Liffiton
    Inventor: Timothy K. Liffiton