Patents by Inventor Antonion Calce

Antonion Calce 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).

  • Device for fixing a bracelet on a watch case
    Patent number: 6449812
    Abstract: A device for fixing a bracelet on a watch case includes on at least one side of the watch case two blind perforations opening on the watch case peripheral wall and a globally U-shaped loop. The ends of the side branches of the U-shaped loop are designed to be engaged and fixed in an operative position in the blind perforations of the watch case.
    Type: Grant
    Filed: December 13, 2000
    Date of Patent: September 17, 2002
    Assignee: Cartier International B.V.
    Inventor: Antonion Calce