Patents by Inventor Nancy L. Boman

Nancy L. Boman 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).

  • Liposomal compositions for enhanced retention of bioactive agents
    Patent number: 5595756
    Abstract: Liposomal compositions encapsulating bioactive agents and having improved circulation longevity of the agents are disclosed. Such liposomes combine a low pH of the solution in which a bioactive agent is entrapped and a sugar-modified lipid or an amine-bearing lipid, the combination of which enhances the retention of the encapsulated bioactive agent and thereby promotes circulation longevity. The present invention also discloses methods of making and using such compositions.
    Type: Grant
    Filed: December 22, 1993
    Date of Patent: January 21, 1997
    Assignees: Inex Pharmaceuticals Corporation, University of British of Columbia
    Inventors: Marcel B. Bally, Nancy L. Boman, Pieter R. Cullis, Lawrence D. Mayer