Patents by Inventor Geoffrey A. Cordell

Geoffrey A. Cordell 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).

  • Phytoquinoid possessing anti-tumor activity
    Patent number: 4078145
    Abstract: An alcoholic extract of the plant Jacaranda caucana (Bignoniaceae) provides in vivo anti-tumor activity against the P-388 lymphocytic leukemia system. Fractionation of the extract by solvent extraction and chromatography afforded the active principle, a novel phytoquinoid derivative named jacaranone.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: March 7, 1978
    Assignee: University of Illinois Foundation
    Inventors: Norman R. Farnsworth, Geoffrey A. Cordell, Masaru Ogura