Patents by Inventor John J. Filan

John J. Filan 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).

  • Bis[triethylphosphine)aurio]sulfonium sugars
    Patent number: 4201775
    Abstract: A new series of gold containing sugars having anti-arthritic activity are characterized by the presence of a bis[(triethylphosphine)aurio]sulfonium salt moiety at the 1-position of the glucopyranoside. The compounds are prepared by reacting a 1-S-triethylphosphinegold-1-thio-glucopyranoside with a triethylphosphinegold halide.
    Type: Grant
    Filed: March 23, 1979
    Date of Patent: May 6, 1980
    Assignee: SmithKline Corporation
    Inventors: John J. Filan, Walter W. Holl, George R. Wellman