Patents by Inventor Darlene F. Campbell

Darlene F. 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).

  • Self-adhesive napkin
    Patent number: 6079048
    Abstract: A self-adhesive napkin having two parallel side edges, and parallel upper and lower edges. An adhesive material is located along at least the top edge thereof. A cover sheet overlies the adhesive and is adapted to be removed prior to use.
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: June 27, 2000
    Inventor: Darlene F. Campbell