Patents by Inventor Barbara G. Perna

Barbara G. Perna 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).

  • Compound action anvil snips
    Patent number: 5003695
    Abstract: A pair of cutting snips includes a pair of handles which are mounted to a pair of blades. Located on one of the blades is a pivotably mounted self-aligning anvil. When the handles are squeezed, the blades come together in such a manner that the workpiece is caught between a blade and the anvil such that the workpiece is cut in a linear fashion.
    Type: Grant
    Filed: March 13, 1990
    Date of Patent: April 2, 1991
    Assignee: Cooper Industries, Inc.
    Inventors: Dennis E. Lipscomb, Gary L. Wilhelm, Barbara G. Perna, Waldemar G. Guenthner