Patents by Inventor Elizabeth Doorly Graham

Elizabeth Doorly Graham 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).

  • PHOSPHODIESTERASE 4 INHIBITORS
    Publication number: 20100173942
    Abstract: PDE4 inhibition is achieved by novel nitroxide compounds, e.g., N-substituted aniline and diphenylamine analogs. The compounds of the present invention are of Formulas I-III: wherein A, B, D, R1, R2, R3, R7, R8, R9, R10 and R6 are as defined herein.
    Type: Application
    Filed: March 16, 2010
    Publication date: July 8, 2010
    Inventors: Richard A. Schumacher, Elizabeth Doorly Graham, Allen T. Hopper, Ashok Tehim
  • Phosphodiesterase 4 inhibitors
    Patent number: 7700631
    Abstract: PDE4 inhibition is achieved by novel nitroxide compounds, e.g., N-substituted aniline and diphenylamine analogs. The compounds of the present invention are of Formulas I-III: wherein A, B, D, R1, R2, R3, R7, R8, R9, R10 and R6 are as defined herein.
    Type: Grant
    Filed: March 20, 2006
    Date of Patent: April 20, 2010
    Assignee: Memory Pharmaceuticals Corporation
    Inventors: Richard A. Schumacher, Elizabeth Doorly Graham, Allen T. Hopper, Ashok Tehim
  • Phosphodiesterase 4 inhibitors
    Patent number: 7087625
    Abstract: PDE4 inhibition is achieved by novel nitroxide compounds, e.g., N-substituted aniline and diphenylamine analogs. The compounds of the present invention are of Formulas I–III: wherein A, B, D, R1, R2, R3, R7, R8, R9, R10 and R6are as defined herein.
    Type: Grant
    Filed: November 19, 2003
    Date of Patent: August 8, 2006
    Assignee: Memory Pharmaceuticals Corporation
    Inventors: Richard A. Schumacher, Elizabeth Doorly Graham, Allen T. Hopper, Ashok Tehim
  • Phosphodiesterase 4 inhibitors
    Publication number: 20040152902
    Abstract: PDE4 inhibition is achieved by novel nitroxide compounds, e.g., N-substituted aniline and diphenylamine analogs.
    Type: Application
    Filed: November 19, 2003
    Publication date: August 5, 2004
    Inventors: Richard A. Schumacher, Elizabeth Doorly Graham, Allen T. Hopper, Ashok Tehim