Patents Examined by Gennadly Mesh
  • Elastomeric functional biodegradable copolyester amides and copolyester urethanes
    Patent number: 7304122
    Abstract: The present invention provides elastomeric copolyester amides, elastomeric copolyester urethanes, and methods for making the same. The polymers that are based on ?-amino acids and possess suitable physical, chemical and biodegradation properties. The polymers are useful as carriers of drugs or other bioactive substances. The polymers can be linked, intermixed, or a combination thereof, to one or more drugs.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: December 4, 2007
    Assignee: Cornell Research Foundation, Inc.
    Inventors: Chih-Chang Chu, Ramaz Katsarava