Patents by Inventor William Weigle

William Weigle 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).

  • Immunostimulating guanine derivatives, compositions and methods
    Patent number: 5011828
    Abstract: 7,8-Disubstituted guanosine nucleoside derivatives are found to be potent immune response enhancing agents in human and animal cells. 7-Substituents are hydrocarbyl radicals having a length greater than ethyl and less than about decyl. 8-Substituents are .dbd.O, .dbd.S, .dbd.Se and .dbd.NCN. Compositions and methods of use are also disclosed.
    Type: Grant
    Filed: May 5, 1988
    Date of Patent: April 30, 1991
    Inventors: Michael Goodman, William Weigle, Stanley Bell, Robert Chen, Roland K. Robins, William J. Hennen