Patents by Inventor Ruxanda Gref

Ruxanda Gref 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: 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

Particles which are surface coated with hyaluronan or one of the derivatives thereof and the use of same as biological vectors for active substances