Patents by Inventor Donna Padavan

Donna Padavan 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).

  • Biocompatible poly (amic acid) and method of preparation thereof
    Patent number: 8956638
    Abstract: A method is provided for the preparation of a poly(amic acid) in which ring opening polymerization is employed to react the monomers ethylenediaminetetraacetic dianhydride and paraphenylenediamine in an aprotic solvent. The resulting poly(amic acid) composition is suitable as a biocompatible material, such as a biomedical implant, implant coating material, tissue scaffold material, controlled release drug delivery vehicle, and cellular growth substrate.
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: February 17, 2015
    Assignee: Axcelon Biopolymers Corporation
    Inventors: Wankei Wan, Donna Padavan
  • BIOCOMPATIBLE POLY (AMIC ACID) AND METHOD OF PREPARATION THEREOF
    Publication number: 20130143325
    Abstract: A method is provided for the preparation of a poly(amic acid) in which ring opening polymerization is employed to react the monomers ethylenediaminetetraacetic dianhydride and paraphenylenediamine in an aprotic solvent. The resulting poly(amic acid) composition is suitable as a biocompatible material, such as a biomedical implant, implant coating material, tissue scaffold material, controlled release drug delivery vehicle, and cellular growth substrate.
    Type: Application
    Filed: April 8, 2011
    Publication date: June 6, 2013
    Applicant: AXCELON BIOPOLYMERS CORPORATION
    Inventors: Wankei Wan, Donna Padavan