Patents Assigned to Hoechest Marion Roussel, Inc.
  • Preparation of N-alkyl-N-pyridinyl-1H-indol-1-amines
    Patent number: 5644062
    Abstract: The synthesis of memory enhancing, analgetic, and antidepressant N-alkyl-N-pyridinyl-1H-indol-1-amines is described.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: July 1, 1997
    Assignee: Hoechest Marion Roussel, Inc.
    Inventors: Thomas B. Lee, Keith E. Goehring