Patents by Inventor Barbara Burgett

Barbara Burgett 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).

  • Mess-free bird feeder
    Patent number: 4974546
    Abstract: A mess-free bird feeder for a bird cage having enclosing walls and roof, and a generally open bottom. Seeds, seed husks and the like are intercepted and directed downwardly to the droppings tray of the cage, avoiding the scattering of such materials outside of the cage.
    Type: Grant
    Filed: December 27, 1989
    Date of Patent: December 4, 1990
    Inventor: Barbara Burgett