Patents by Inventor Wanda Campbell

Wanda 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: D391183
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: February 24, 1998
    Inventors: Wanda Campbell, Robert Campbell