Patents by Inventor Matthew S. Johnson

Matthew S. Johnson 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).

  • Timed-release localized drug delivery by percutaneous administration
    Patent number: 5893839
    Abstract: Devices and methods are disclosed for the percutaneous administration of a composition to a desired in vivo location. The composition comprises a biologically active substance and a pharmaceutically acceptable carrier. The pharmaceutically acceptable carrier is preferably non-solid and a polymer, which is preferably capable of being transformed into a gel, thus allowing timed-released delivery of the substance. A preferred use for this invention is to provide local delivery of biologically active substances for the prevention of restenosis following angioplasty or other blood vessel injury.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: April 13, 1999
    Assignee: Advanced Research And Technology Institute, Inc.
    Inventor: Matthew S. Johnson