Patents by Inventor Jean-Claude Malras

Jean-Claude Malras 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).

  • Phytosanitary composition, its process for preparation and its use for treating cryptogamic diseases
    Patent number: 5116825
    Abstract: Phytosanitary composition, useful particularly for the protection of plants against crypotogamic diseases, characterized in that it contains a source of Cu.sup.++ copper ions and at least one cyclodextrin adapted to form complexes with said copper ions.
    Type: Grant
    Filed: March 27, 1990
    Date of Patent: May 26, 1992
    Assignee: Roquette Freres
    Inventors: Jean-Claude Malras, Serge Gosset
  • Solution and process for combined phosphatization
    Patent number: 5045130
    Abstract: Combined phosphatization acid solution suitable for producing on a metallic substrate a concomitent deposit of at least two metallic ions, of which at least one is generally selected from the group comprising zinc, manganese and iron, said solution being characterized by the fact that it containsa polyphosphate having the formula (XPO.sub.3).sub.n wherein n.gtoreq.3 and X represents an alkaline, alkaline-earth metal or ammonium, anda chelating agent.
    Type: Grant
    Filed: June 23, 1988
    Date of Patent: September 3, 1991
    Assignee: Compagnie Francaise de Produits Industriels
    Inventors: M. Serge Gosset, M. Jean-Claude Malras