Patents by Inventor Jean-Pierre Casati

Jean-Pierre Casati 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 peptides
    Patent number: 4935526
    Abstract: A process for the purification and extraction of the dipeptide .epsilon.-tri-fluoroacetyllysylproline from a saturated aqueous solution of salt containing the dipeptide, at least one polypeptide and at least one isolated amino acid, by a series of successive extractions with a primary alcohol or a primary alcohol/aprotic solvent mixture.
    Type: Grant
    Filed: April 5, 1989
    Date of Patent: June 19, 1990
    Assignee: Rhone-Poulenc Chimie
    Inventors: Herve Bres, Christian Gervais, Jean-Pierre Casati