Patents by Inventor Barbara A. Root

Barbara A. Root 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).

  • Whelper structure
    Patent number: 4274363
    Abstract: An animal maternity structure having an upright annular side wall and bottom wall forming a circular chamber for accommodating a mother animal and her offspring. The side wall has an annular rail projected into the chamber above the bottom wall to prevent the mother animal from injuring her offspring. An outwardly directed flange attached to the side wall facilitates location of the structure in a corner of a room.
    Type: Grant
    Filed: January 9, 1980
    Date of Patent: June 23, 1981
    Inventor: Barbara A. Root