Patents by Inventor Renee M. F. Shackelford

Renee M. F. Shackelford 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: 4890732
    Abstract: A toothbrush has a removable brush unit, and a handle; and, a plurality of brush units is packaged within a box that also includes dental floss. The box has lips to retain the handle in place on the container, and the bases of the brush units effectively close the compartments to maintain the cleanliness of brush units. The toothbrush handle has a recess to receive a base on the brush unit so that handle can be manipulated to pick up a brush unit from the box. Two or more boxes can be stacked to provide a larger supply of brush units.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: January 2, 1990
    Inventor: Renee M. F. Shackelford