Patents by Inventor Joanna Campbell Blake

Joanna Campbell Blake 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).

  • Landscape edging
    Patent number: D631564
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: January 25, 2011
    Inventors: Jeffrey M. Simpson, Gary Wayne Wagoner, Joanna Campbell Blake