Patents by Inventor Elisabeth Payan

Elisabeth Payan 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).

  • Particles which are surface coated with hyaluronan or one of the derivatives thereof and the use of same as biological vectors for active substances
    Publication number: 20120003320
    Abstract: Particles comprising a core based on at least one biodegradable organosoluble polymer. At least a part of the surface of the particles is coated with at least one hyaluronan or a derivative thereof, the hyaluronan being a water-soluble, amphiphilic hyaluronan of which the carboxylic functions are in part transformed to form hydrophobic groups.
    Type: Application
    Filed: August 3, 2011
    Publication date: January 5, 2012
    Applicant: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Edith Dellacherie, Michèle Leonard, Ruxandra Gref, Patrick Netter, Elisabeth Payan
  • Particles which are surface coated with hyaluronan or one of the derivatives thereof and the use of same as biological vectors for active substances
    Publication number: 20050271730
    Abstract: The invention relates to particles comprising a core based on at least one biodegradable organo-soluble polymer. The inventive particles are characterised in that at least part of the surface thereof is coated with at least one hyaluronan or one of the derivatives thereof, said hyaluronan being a water-soluble, amphiphilic hyaluronan of which the carboxylic functions are in part transformed in order to form hydrophobic groups.
    Type: Application
    Filed: July 21, 2003
    Publication date: December 8, 2005
    Applicant: centre national de la recherche scientifique
    Inventors: Edith Dellacherie, Michele Leonard, Ruxanda Gref, Patrick Netter, Elisabeth Payan