Patents by Inventor Michael B. Duncan

Michael B. Duncan 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).

  • VASCULAR OCCLUSION AND DRUG DELIVERY DEVICES, SYSTEMS, AND METHODS
    Publication number: 20240091510
    Abstract: Embodiments of the present disclosure comprise occlusion and drug delivery devices and methods. One aspect of the disclosure comprises a drug delivery device comprising an inner expansion member and an outer drug delivery component. Another aspect of the disclosure comprises bioabsorbable, lumen-occluding implants.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 21, 2024
    Inventors: Edward H. Cully, Jeffrey B. Duncan, Douglas S. Paget, Rachel Radspinner, Edward E. Shaw, Michael J. Vonesh
  • Bioabsorbable medical devices
    Patent number: 11911272
    Abstract: Various aspects of the present disclosure are directed toward apparatuses, systems, and methods that include a plurality of absorbable filaments arranged in a support structure and configured degrade within a defined time period and a membrane arranged about the plurality of absorbable filaments and configured to contain fragments of the plurality of absorbable filaments in response to a fracture or degradation of a filament.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: February 27, 2024
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Michael C. Chan, Edward H. Cully, Jeffrey B. Duncan, Byron K. Hayes, Samuel Joynson, Tom R. McDaniel, David J. Messick, Edward E. Shaw
  • Purified and isolated heparan sulfate 3--sulfotransferase isoform 5 nucleic acids and polypeptides and therapeutic and screening methods using same
    Patent number: 7531338
    Abstract: 3-OST-5 proteins, and nucleic acid molecules encoding the same. Recombinant host cells, recombinant nucleic acids and recombinant proteins are also disclosed, along with methods of producing each. Isolated and purified antibodies to 3-OST-5 homologs, and methods of producing the same, are also disclosed. 3OST-5 gene products have biological activity in specific heparan sulfate 3-O-sulfotransferase reactions. These reactions provide unique modified heparan sulfate. Thus, therapeutic methods involving this activity are also disclosed.
    Type: Grant
    Filed: July 7, 2003
    Date of Patent: May 12, 2009
    Assignees: The University of North Carolina at Chapel Hill, The Board of Trustees of the University of Illinois
    Inventors: Jian Liu, Guoqing Xia, Jinghua Chen, Michael B. Duncan, Deepak Shukla, Vaibhav Tiwari, Anders Malmstrom