Patents by Inventor Andre Durand

Andre Durand 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 purification of taxoids
    Patent number: 6008385
    Abstract: A method for purifying taxoids (Taxotere, 10-deacetylbaccatin III) by centrifugal partition chromatography.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: December 28, 1999
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Andre Durand, Alain Gerbaud, Rodolphe Margraff
  • Process for the purification of taxoids
    Patent number: 5723635
    Abstract: A method for purifying 10-deacetylbaccatin III by centrifugal partition chromatography with aliphatic ketone and water as solvent mixture.
    Type: Grant
    Filed: September 21, 1995
    Date of Patent: March 3, 1998
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Andre Durand, Alain Gerbaud, Rodolphe Margraff