Patents by Inventor Lewis T. Johnson, deceased

Lewis T. Johnson, deceased 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).

  • Poultry coop or similar article
    Patent number: D272566
    Type: Grant
    Filed: October 19, 1981
    Date of Patent: February 7, 1984
    Assignee: Duraco Products, Inc.
    Inventors: James C. Carroll, Lewis T. Johnson, deceased