Patents by Inventor Nathalie Chazal

Nathalie Chazal 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).

  • Derivatives of 3-O-(3',3'-dimethylsuccinyl)-betulinic acid
    Patent number: 9056888
    Abstract: The present invention relates to compounds of the following formula (I): or a pharmaceutically acceptable salt thereof, a stereoisomer or a mixture of stereoisomers in any proportion, in particular a mixture of enantiomers, and particularly a racemate mixture, in which R represents a (C1-C10)alkyl group substituted with one or more, preferably one or two, groups chosen from COOH and NHR1, with R1 representing a hydrogen atom or a -Alk, —C(O)-Alk or —C(O)O-Alk group, Alk representing a (C1-C6)alkyl group, as well as a method for preparing them, and their use as a medicine, notably for treating an infection with a retrovirus such as HIV.
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: June 16, 2015
    Assignees: Centre National de Ia Recherche Scientifique, Universite Paris Descartes
    Inventors: Serge Bouaziz, Pascale Coric, Pierre Boulanger, Saw-See Hong, Serge Turcaud, Florence Souquet, Nathalie Chazal, Laurence Briant
  • Derivatives of 3-O-(3',3'-dimethylsuccinyl)-betulinic acid
    Publication number: 20130096094
    Abstract: The present invention relates to compounds of the following formula (I): or a pharmaceutically acceptable salt thereof, a stereoisomer or a mixture of stereoisomers in any proportion, in particular a mixture of enantiomers, and particularly a racemate mixture, in which R represents a (C1-C10)alkyl group substituted with one or more, preferably one or two, groups chosen from COOH and NHR1, with R1 representing a hydrogen atom or a -Alk, —C(O)-Alk or —C(O)O-Alk group, Alk representing a (C1-C6)alkyl group, as well as a method for preparing them, and their use as a medicine, notably for treating an infection with a retrovirus such as HIV.
    Type: Application
    Filed: September 10, 2012
    Publication date: April 18, 2013
    Applicants: Universite Paris Descartes, Centre National de la Recherche Scientifique
    Inventors: Serge Bouaziz, Pascale Coric, Pierre Boulanger, Saw-See Hong, Serge Turcaud, Florence Souquet, Nathalie Chazal, Laurence Briant