Patents by Inventor Dawn Spence

Dawn Spence 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).

  • All-in-one cleaning tool
    Patent number: D781517
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: March 14, 2017
    Inventor: Dawn Spence
  • All-in-one cleaning tool
    Patent number: D796137
    Type: Grant
    Filed: December 31, 2016
    Date of Patent: August 29, 2017
    Inventor: Dawn Spence
  • All-in-one cleaning tool
    Patent number: D796138
    Type: Grant
    Filed: December 31, 2016
    Date of Patent: August 29, 2017
    Inventor: Dawn Spence