Patents by Inventor David Christopher Evans

David Christopher Evans 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).

  • Controlled release tissue graft combination biomaterials
    Patent number: 8685432
    Abstract: In one aspect, the invention relates to tissue graft combination biomaterials capable of controlled release of bioactive agents or pharmaceutically active agents through a rate-controlling polymer coating encapsulating the graft material, methods for preparing same, methods of controlled release using same, and methods for treating tissue defects. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: April 1, 2014
    Assignee: University of Utah Research Foundation
    Inventors: Bruce G. Evans, David Christopher Evans, Paul C. Hogrebe, David W. Grainger, Amanda Elaine Brooks
  • Controlled release local anesthetic comprising a biologically active non-sulfated glycosaminoglycan matrix
    Publication number: 20100266693
    Abstract: The invention relates to structuring a combination of bioactive materials that are capable of controlled extended release of local anesthesia lasting over 30 hours.
    Type: Application
    Filed: April 14, 2010
    Publication date: October 21, 2010
    Inventors: David Christopher Evans, Mark Gordon Evans, Andrea Maren Evans
  • CONTROLLED RELEASE TISSUE GRAFT COMBINATION BIOMATERIALS
    Publication number: 20090324683
    Abstract: In one aspect, the invention relates to tissue graft combination biomaterials capable of controlled release of bioactive agents or pharmaceutically active agents through a rate-controlling polymer coating encapsulating the graft material, methods for preparing same, methods of controlled release using same, and methods for treating tissue defects. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Application
    Filed: March 23, 2009
    Publication date: December 31, 2009
    Inventors: Bruce G. Evans, David Christopher Evans, Paul C. Hogrebe, David W. Grainger, Amanda Elaine Brooks