Patents Assigned to Poly-Med, Incorporated
  • Ionic molecular conjugates of biodegradable polyesters and bioactive polypeptides
    Patent number: 6867181
    Abstract: A method of spherifying a sustained release ionic conjugate which contains a free carboxyl group-containing polymer and a free amino group-containing drug which are ionically bonded to each other.
    Type: Grant
    Filed: January 26, 2000
    Date of Patent: March 15, 2005
    Assignees: Societe de Conseils de Recherches et d'Applications Scientifiques, S.A.S., Poly-Med, Incorporated
    Inventors: Shalaby Wahba Shalaby, Steven A. Jackson, Jacques-Pierre Moreau
  • Ionic molecular conjugates of biodegradable polyesters and bioactive polypeptides
    Patent number: 6221958
    Abstract: Disclosed is a sustained release pharmaceutical composition. The composition includes a polyester containing a free COOH group ionically conjugated with a bioactive polypeptide comprising at least one effective ionogenic amine, wherein at least 50% by weight of the polypeptide present in the composition is ionically conjugated to the polyester.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: April 24, 2001
    Assignees: Societe de Conseils de Recherches et d'Applications Scientifiques, SAS, Poly-Med Incorporated
    Inventors: Shalaby Wahba Shalaby, Steven A. Jackson, Jacques-Pierre Moreau