Patents by Inventor Tyler A. Davis

Tyler A. Davis 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).

  • Process for making chloro-substituted nucleoside phosphoramidate compounds
    Patent number: 10214554
    Abstract: The present invention is directed to a process for making Chloro-Substituted Nucleoside Phosphoramidate Compounds of formula (I): which are useful for the treatment and prophylaxis of HCV infection. The present invention is also directed to compounds that are useful as synthetic intermediates for making the compounds of formula (I).
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: February 26, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: John Y. L. Chung, Amude Kassim, John Limanto, Michael Shevlin, Peter E. Maligres, Daniel A. DiRocco, James F. Dropinski, Rose Mathew, Yi Ning Ji Chen, Edward C. Sherer, Mikhail Reibarkh, Artis Klapars, Alan Hyde, Susan L. Zultanski, Aaron Moment, Bryon Simmons, Tyler A. Davis, Timothy James Wright, Ralph Calabria, Louis charles Campeau
  • PROCESS FOR MAKING CHLORO-SUBSTITUTED NUCLEOSIDE PHOSPHORAMIDATE COMPOUNDS
    Publication number: 20170226146
    Abstract: The present invention is directed to a process for making Chloro-Substituted Nucleoside Phosphoramidate Compounds of formula (I): which are useful for the treatment and prophylaxis of HCV infection. The present invention is also directed to compounds that are useful as synthetic intermediates for making the compounds of formula (I).
    Type: Application
    Filed: February 8, 2017
    Publication date: August 10, 2017
    Inventors: John Y.L. Chung, Amude Kassim, John Limanto, Michael Shevlin, Peter E. Maligres, Daniel A. DiRocco, James F. Dropinski, Rose Mathew, Yi Ning Ji Chen, Edward C. Sherer, Mikhail Reibarkh, Artis Klapars, Alan Hyde, Susan L. Zultanski, Aaron Moment, Bryon Simmons, Tyler A. Davis, Timothy James Wright, Ralph Calabria, Louis Charles Campeau
  • Stereoselective methods, catalysts and intermediates for the synthesis of (?)-Nutlin-3 and related compounds
    Patent number: 8889863
    Abstract: The present invention provides methods and intermediates are provided for the preparation of (?)-Nutlin-3. Methods and intermediates are also provided for the enantioselective addition of aryl nitromethanes to aldimines. Bis(amidine) catalysts for the use in these and other reactions are also provided.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: November 18, 2014
    Assignee: Vanderbilt University
    Inventors: Jeffrey N. Johnston, Tyler A. Davis
  • STEREOSELECTIVE METHODS, CATALYSTS AND INTERMEDIATES FOR THE SYNTHESIS OF (-)-NUTLIN-3 AND RELATED COMPOUNDS
    Publication number: 20120088915
    Abstract: The present invention provides methods and intermediates are provided for the preparation of (?)-Nutlin-3. Methods and intermediates are also provided for the enantioselective addition of aryl nitromethanes to aldimines. Bis(amidine) catalysts for the use in these and other reactions are also provided.
    Type: Application
    Filed: July 14, 2011
    Publication date: April 12, 2012
    Inventors: Jeffrey N. Johnston, Tyler A. Davis