Patents by Inventor Ethel M. Watts

Ethel M. Watts 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).

  • Cat play structure
    Patent number: D668400
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: October 2, 2012
    Inventor: Ethel M. Watts
  • Cat play structure
    Patent number: D685538
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: July 2, 2013
    Inventor: Ethel M. Watts