Patents by Inventor Siegfried K. June

Siegfried K. June 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).

  • Use of tyloxapole as a nanoparticle stabilizer and dispersant
    Patent number: 5429824
    Abstract: The present invention is directed to a composition comprised of nanoparticles having tyloxapol adsorbed on the surface thereof. In a preferred embodiment, said nanoparticle contains a diagnostic or therapeutic agent therein. In a further preferred embodiment, the nanoparticles contain a further surface modifier associated therewith. This invention further discloses a method of making nanoparticles having tyloxapol adsorbed on the surface, said method comprising contacting said nanoparticles with tyloxapol for a time and under conditions sufficient to provide a nanoparticle-tyloxapol composition. The present invention is also directed to a method of diagnosis comprising administering to a mammal a contrast effective amount of particles of nanoparticles having tyloxapol adsorbed on the surface thereof, and generating a diagnostic image of said mammal.
    Type: Grant
    Filed: December 15, 1992
    Date of Patent: July 4, 1995
    Assignee: Eastman Kodak Company
    Inventor: Siegfried K. June