Patents by Inventor Weisun Rao

Weisun Rao 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).

  • Hydrolytically unstable, biocompatible polymer
    Patent number: 5962520
    Abstract: A hydrolytically unstable, biocompatible polymer capable of carrying and releasing a pharmaceutical compound when introduced into physiological media. In a preferred embodiment, the polymer contains ester linkages that are susceptible to hydrolytic degradation. A monomeric unit of the polymer can also be used as a hydrolytically unstable linking agent for quickening the degradation of polymers, particularly cross-linked polymers.
    Type: Grant
    Filed: April 2, 1998
    Date of Patent: October 5, 1999
    Assignee: The University of Akron
    Inventors: Daniel J. Smith, Weisun Rao