Patents Examined by Stanley J. Friedma
  • Composition and method of use of pyrido[3,4-f]pyrrolo[1,2-b][1,2,5]triazepines
    Patent number: 4996205
    Abstract: Pyrido[3,4-f]pyrrolo[1,2-b][1,2,5]triazepines and methods for treating depression, alleviating pain and inflammation, and enhancing memory utilizing compounds or compositions thereof are disclosed.
    Type: Grant
    Filed: January 19, 1990
    Date of Patent: February 26, 1991
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: Richard C. Effland, Larry Davis, Kevin J. Kapples, Gordon E. Olsen