Patents by Inventor Andre Cahn

Andre Cahn 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 the preparation of a coating for glass or ceramic surfaces
    Patent number: 4143181
    Abstract: Process for the preparation of a coating for glass and ceramic surfaces, comprising applying a first layer of a coating composition consisting of a hydroxylated material selected from hydroxylated polyesters, polyetherpolyols, polycaprolactone-polyols and hydroxylated polyesterdiisocyanate adducts, and of a cross-linking agent; thermally cross-linking said first layer; and applying a surface layer of a coating composition consisting of a film-forming material selected from hydroxylated polyesters, optionally modified epoxy resins and acrylic resins, and of a cross-linking agent; and thermally cross-linking the resulting surface layer.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: March 6, 1979
    Assignees: Societe Francaise Duco, Societe Generale pour l'Emballage
    Inventors: Andre Cahn, Jacques Sanson, Henri Vanspeybroeck, Robert Dumas, Michel Mosse