Patents by Inventor Sandro Tonon

Sandro Tonon 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).

  • Chair
    Patent number: D288749
    Type: Grant
    Filed: August 13, 1984
    Date of Patent: March 17, 1987
    Assignee: Tonon & C. S.p.A.
    Inventor: Sandro Tonon
  • Chair
    Patent number: D289469
    Type: Grant
    Filed: August 6, 1984
    Date of Patent: April 28, 1987
    Assignee: Tonon & C. S.p.A.
    Inventor: Sandro Tonon
  • Chair
    Patent number: D293518
    Type: Grant
    Filed: April 16, 1985
    Date of Patent: January 5, 1988
    Assignee: Tonon & C. S.p.A.
    Inventor: Sandro Tonon
  • Chair
    Patent number: D301408
    Type: Grant
    Filed: November 6, 1985
    Date of Patent: June 6, 1989
    Assignee: Tonon & C. S.p.A.
    Inventor: Sandro Tonon
  • Chair
    Patent number: D330463
    Type: Grant
    Filed: October 4, 1989
    Date of Patent: October 27, 1992
    Assignee: SpA Tonon & C.
    Inventor: Sandro Tonon