Patents by Inventor Carlo G. Sironi

Carlo G. Sironi 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).

  • Shoe sole
    Patent number: D287184
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: December 16, 1986
    Assignee: Vibram S.p.A.
    Inventor: Carlo G. Sironi
  • Shoe sole
    Patent number: D287185
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: December 16, 1986
    Assignee: Vibram S.p.A.
    Inventor: Carlo G. Sironi
  • Shoe heel
    Patent number: D287186
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: December 16, 1986
    Assignee: Vibram S.p.A.
    Inventor: Carlo G. Sironi