Patents by Inventor Amy Tsai-Ting Lee

Amy Tsai-Ting 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).

  • Processes for preparing 6-alkyl-5-arylsulfonyl-dihydrophenanthridines
    Patent number: 7378427
    Abstract: Synthetic methods are provided for production of compounds of the formula: where R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13 and R14 are as defined in the specification.
    Type: Grant
    Filed: June 17, 2005
    Date of Patent: May 27, 2008
    Assignee: Wyeth
    Inventors: Brian Hugh Ridgway, William Jay Moore, Mark Anthony Ashwell, William Ronald Solvibile, Amy Tsai-Ting Lee, Molly Elizabeth Hoke, Madelene Antane, Amedeo A. Failli