Patents by Inventor Roberto De Silva

Roberto De Silva 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).

  • Wrist watch
    Patent number: D339073
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: September 7, 1993
    Assignee: Diana De Silva Cosmetiques S.p.A.
    Inventor: Roberto De Silva
  • Perfume bottle
    Patent number: D341321
    Type: Grant
    Filed: October 30, 1991
    Date of Patent: November 16, 1993
    Assignee: Diana De Silva Cosmetiques S.p.A.
    Inventor: Roberto De Silva