Patents by Inventor Bobby D. Burkham

Bobby D. Burkham 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).

  • Calf bottle
    Patent number: 7708158
    Abstract: A calf bottle is characterized by an improved neck design which prevents deposits and microbes from collecting therein. The bottle is in the form of a hollow container having top, side and bottom walls which define a chamber for receiving formula for feeding calves. The top wall includes a neck portion having a central opening and an annular lip surrounding the opening for receiving a removable nipple. The inner wall of the neck portion has a cylindrical configuration of constant diameter.
    Type: Grant
    Filed: November 23, 2004
    Date of Patent: May 4, 2010
    Assignee: Walco International, Inc.
    Inventors: Timothy Sommer, Bobby D. Burkham