Patents by Inventor Gian Pietro Guidetti

Gian Pietro Guidetti 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).

  • Process for coating the inside surface of metal containers with polyolefin materials
    Patent number: 5819392
    Abstract: Disclosed is a process for coating the inner surface of metal containers by deposition of specific polyolefin compositions on the separate parts of the containers, subsequent assembly of the parts and melting of the polyolefin compositions.
    Type: Grant
    Filed: December 21, 1993
    Date of Patent: October 13, 1998
    Assignees: Montell North America Inc., Soveco S.A.
    Inventors: Gian Luigi Rigosi, Roberto Marzola, Gian Pietro Guidetti, Dino Bacci, Georges Asperti