Patents by Inventor George Everett Lee

George Everett Lee 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).

  • CRYSTALLINE FORMS
    Publication number: 20110257190
    Abstract: The disclosure relates to crystalline forms of 2-[4-(7-ethyl-5H-pyrrolo[2,3-b]pyrazin-6-yl)-phenyl]-propan-2-ol, characterized by physico-chemical data described herein.
    Type: Application
    Filed: June 2, 2011
    Publication date: October 20, 2011
    Applicant: SANOFI
    Inventors: Kenneth J. BORDEAU, Beverly C. LANGEVIN, II, George Everett LEE, Patricia LOGUE, Elizabeth SECORD, Daniel SHERER
  • Process for the preparation of N-amino substituted heterocyclic compounds
    Patent number: 7112682
    Abstract: An improved process for the preparation of N-amino nitrogen heterocyclic compounds is disclosed and claimed. In an embodiment of this invention, a compound of the formula (VI) is prepared starting from the corresponding indole derivative by way of N-amination and subsequently forming an hydrazone by the reaction with a keto compound in a single step. Further reduction of the hydrazone and subsequent coupling with a pyridine compound affords the compound of formula VI or a suitable salt thereof.
    Type: Grant
    Filed: October 1, 2004
    Date of Patent: September 26, 2006
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Franz Weiberth, George Everett Lee, Reda G. Hanna, Juergen Mueller-Lehar, Silke Dubberke, Roland Utz