Patents by Inventor Mary Elizabeth Burrell

Mary Elizabeth Burrell 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).

  • Window treatment
    Patent number: D852540
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: July 2, 2019
    Inventor: Mary Elizabeth Burrell
  • Window treatment
    Patent number: D973391
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: December 27, 2022
    Inventor: Mary Elizabeth Burrell