Patents by Inventor Lon J. Wilson

Lon J. Wilson 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).

  • Fullerene contrast agent for magnetic resonance imaging and spectroscopy
    Patent number: 6355225
    Abstract: A non-toxic contrast agent for enhancing contrast in in vivo magnetic resonance measurements, comprised of a water-soluble, stable paramagnetic fullerene that is free of paramagnetic metal species. A preferred contrast agent is a fullerol having at least one unpaired electron.
    Type: Grant
    Filed: October 5, 1999
    Date of Patent: March 12, 2002
    Assignee: Wm. Marsh Rice University TDA Research, Inc.
    Inventors: John M. Alford, Lon J. Wilson
  • Paramagnetic metalloporphyrins as contrast agents for magnetic resonance imaging
    Patent number: 5262532
    Abstract: Porphyrin-complex compounds useful as contrast agents in magnetic resonance imaging (MRI) having the formula ##STR1## where Y is a transition metal such as Fe.sup.III, Cr.sup.III, Mn.sup.III, Mn.sup.II and Cu.sup.II, X is a biologically well-tolerated metal complexing anion such as Cl.sup.-, CF.sub.3 SO.sub.3 or CF.sub.3 COO.sup.- and R is a nonionic water solubilizing moiety.
    Type: Grant
    Filed: July 22, 1991
    Date of Patent: November 16, 1993
    Assignee: E.R. Squibb & Sons, Inc.
    Inventors: Michael F. Tweedle, Lon J. Wilson, Joseph E. Bradshaw, Daniel W. Lee