Patents by Inventor Michael Desbois

Michael Desbois 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 halogenation, nitration and fluorination of aromatic derivatives
    Patent number: 4876376
    Abstract: A process for the halogenation (bromination or chlorination)/nitration/fluorination of aromatic derivatives substituted by at least one group containing a halogenoalkyl unit. The aromatic derivative is reacted with a halogen and a nitrating agent in liquid hydrofluoric acid. The products obtained are useful as intermediates for the synthesis of compounds having a plant-protecting or pharmaceutical activity.
    Type: Grant
    Filed: December 15, 1987
    Date of Patent: October 24, 1989
    Assignee: Rhone-Poulenc Specialistes Chimiques
    Inventors: Michael Desbois, Camille Disdier