Patents by Inventor Richard Deschamps

Richard Deschamps 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).

  • Method of making drawn and hemmed aluminum sheet metal and articles made thereby
    Patent number: 4000007
    Abstract: Drawn and hemmed metal parts, such as vehicle body panels, are made from an aluminum based alloy containing 1.5-2.5% copper, 0.5-1.0% magnesium and 0.4-0.8% silicon and in addition may contain up to 0.2% chromium, 0.4% manganese, 0.2% titanium, 0.2% zirconium and 0.5% iron.
    Type: Grant
    Filed: May 7, 1975
    Date of Patent: December 28, 1976
    Assignee: Cegedur Societe de Transformation de l'Aluminium Pechiney
    Inventors: Roger Develay, Richard Deschamps, Jacques Peyraud