Patents by Inventor Jean-Claude Desaix

Jean-Claude Desaix 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).

  • Bitumen compositions
    Patent number: 5665153
    Abstract: Bitumen compositions comprising bitumen and at least one succinic anhydride derivative contained in the bitumen, processes for their preparation and their use in bitumen emulsions for road applications, e.g. surface dressings.
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: September 9, 1997
    Assignee: Shell Oil Company
    Inventors: Jean-Claude Desaix, Marie-Francoise Morizur, Denis Rabiot