Patents by Inventor Jean-Christophe Gueguen

Jean-Christophe Gueguen 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).

  • Cyclosporin derivatives, their preparation and the pharmaceutical compositions which contain them
    Patent number: 5977067
    Abstract: Cyclosporin derivatives of formula (I) in which R is H or a radical (Ia) or (Ib) as defined herein; R' is a radical (Ic) or (Id) as defined herein; and R"represents H or OH, with the proviso that R and R" are not simultaneously H, and pharmaceutically acceptable salts thereof, when they exist, are disclosed as useful for the treatment and/or prophylaxis of retrovirus infections.
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: November 2, 1999
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Michel Evers, Serge Mignani, Jean-Christophe Carry, Bruno Filoche, Georges Bashiardes, Claude Bensoussan, Jean-Christophe Gueguen, Jean-Claude Barriere
  • Lupane derivatives, their preparation and the pharmaceutical compositions which contain them
    Patent number: 5468888
    Abstract: The present invention relates to new lupane dervivatives of the general formula: ##STR1## to their salts, to their preparation and to the pharmaceutical compositions which contain them.
    Type: Grant
    Filed: May 12, 1994
    Date of Patent: November 21, 1995
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Romaine Bouboutou, Norbert Dereu, Michel Evers, Jean-Christophe Gueguen, Claude James, Christele Poujade, Daniel Reisdorf, Yves Ribeill, Francoise Soler