NANOPARTICLES OF CHITOSAN AND POLYETHYLENEGLYCOL AS A SYSTEM FOR THE ADMINISTRATION OF… Application EP-1864653-A4 European Patent Office 18 Jul 2012
NANOPARTICLES OF CHITOSAN AND POLYETHYLENEGLYCOL AS A SYSTEM FOR THE ADMINISTRATION OF… Application EP-1864653-A2 European Patent Office 12 Dec 2007