Patents by Inventor Joanne Armstrong

Joanne Armstrong 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).

  • Shoelace clasp
    Patent number: D664348
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: July 31, 2012
    Inventor: Joanne Armstrong
  • Shoelace clasp
    Patent number: D747866
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: January 26, 2016
    Inventor: Joanne Armstrong