Patents by Inventor Jean-Jacques Herman

Jean-Jacques Herman 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).

  • Catalytic synthesis of urea from carbon monoxide and amine compound
    Patent number: 4801744
    Abstract: Process for the catalytic synthesis of nitrogen-containing organic compounds, comprising the reaction of carbon monoxide with at least one amino compound in a reaction mixture containing a catalyst based on selenium and a substituted pyridine. The process is particularly suitable for the synthesis of ureas and of their polymers.
    Type: Grant
    Filed: February 28, 1986
    Date of Patent: January 31, 1989
    Assignee: Solvay & Cie (Societe Anonyme)
    Inventors: Jean-Jacques Herman, Andre Lecloux