Patents by Inventor Chiara Alessandrini

Chiara Alessandrini 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).

  • Spiral staircase
    Patent number: D673691
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: January 1, 2013
    Inventors: Piero Alessandrini, Chiara Alessandrini
  • Chair
    Patent number: D674207
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: January 15, 2013
    Inventors: Piero Alessandrini, Chiara Alessandrini