Patents by Inventor Leff, Paul

Leff, Paul 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).

  • N-amino bicyclic compounds
    Patent number: 5147885
    Abstract: N-amino hexahydrocyclopenta imidazole-2(1H)-one derivatives useful for treating or preventing thrombo-embolic disorders and ocular diseases characterized by increased ocular pressure.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: September 15, 1992
    Assignee: Burroughs Wellcome Co.
    Inventors: Heather Giles, Alan D. Robertson, Michael G. Kelly, Leff, Paul