Patents by Inventor Phyllis A. Campbell

Phyllis A. Campbell 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).

  • Patent number: 4744602
    Abstract: An adjustable child-positioning device includes an elongated cushion which is removably positioned in a high-chair. A rotatable rod mounted longitudinally through the cushion has an adjustment member affixed on each projecting end. The adjustment member includes a pair of parallel and spaced-apart pins affixed to a base, the pins adapted to straddle one of the frame members of high-chair. By rotating the adjustment member or reversing the ends of the cushion in the chain, the cushion may be located at a variety of distances from the front edge of the seat of the high-chair.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: May 17, 1988
    Inventors: Thomas L. Campbell, Phyllis A. Campbell