Patents by Inventor John F. Kerr

John F. Kerr 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).

  • Controllably heated clothing
    Patent number: 4404460
    Abstract: Heated clothing includes:(a) multiple clothing sections adapted to cover different portions of the human body,(b) electrical wires carried by such sections and including bus wires and heater wires, and(c) circuitry for controlling battery powered electrical current flow to such wires, and including switch structure connected in series with one or more of the heater wires for interrupting current flow thereto without requiring disconnection of bus wires.
    Type: Grant
    Filed: March 12, 1982
    Date of Patent: September 13, 1983
    Assignee: Appleton Papers Inc.
    Inventor: John F. Kerr