Patents by Inventor James C. Luttrell

James C. Luttrell 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).

  • Attic vent
    Patent number: 4785596
    Abstract: An attic vent is disclosed incorporating a seamless frame wall having an outer flange defining an outside diameter and having an inner flange defining an inside diameter; a plurality of louvers are mounted within the truncated cone formed by the frame wall. The louvers are parallel with respect to each other and are sloped to form parallel downwardly inclined louvers when the vent is mounted in place.
    Type: Grant
    Filed: June 29, 1987
    Date of Patent: November 22, 1988
    Assignee: Metal Products Company Incorporated
    Inventors: Byron C. Wiley, Mary B. Wiley, James C. Luttrell