Patents by Inventor Carol Key

Carol Key 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: D649714
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: November 29, 2011
    Inventor: Carol Key
  • Patent number: D668888
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: October 16, 2012
    Inventor: Carol Key
  • Patent number: D677833
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: March 12, 2013
    Inventor: Carol Key