Patents by Inventor Daniel A. DiRocco

Daniel A. DiRocco 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).

  • NOVEL SYNTHETIC PATHWAY TO BELZUTIFAN
    Publication number: 20240010613
    Abstract: The disclosure provides a novel process and synthetic intermediates for making belzutifan, a HIF-2a inhibitor, useful for the treatment of certain VHL-related indications and cancer.
    Type: Application
    Filed: July 3, 2023
    Publication date: January 11, 2024
    Applicant: Merck Sharp & Dohme LLC
    Inventors: Daniel A. DiRocco, Jackson Kenai Blender Cahn, Wai Ling Cheung-Lee, Stephanie W. Chun, J. Caleb Hethcox, Heather Claire Johnson, Jungchul Kim, Joshua N. Kolev, Birgit Kosjek, Diane Le, Scott D. McCann, John McIntosh, Jonathan P. McMullen, Jeffrey C. Moore, William Morris, Juan Esteban Velasquez Velez, Matthew S. Winston, Victoria Zhang, Yong-Li Zhong
  • Process for making chloro-substituted nucleoside phosphoramidate compounds
    Patent number: 10597422
    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: January 15, 2019
    Date of Patent: March 24, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Daniel DiRocco, Artis Klapars, Edward C. Sherer
  • Process for Making Chloro-substituted Nucleoside Phosphoramidate Compounds
    Publication number: 20190144485
    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: January 15, 2019
    Publication date: May 16, 2019
    Inventors: Daniel DiRocco, Artis Klapars, Edward C. Sherer
  • 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 preparing Substituted Indole Compounds
    Patent number: 10131674
    Abstract: The present invention is directed to a process for preparing Substituted Indole Compounds of Formula (I): wherein R1, R2, R3 and R4 are as defined herein. These indole compounds are useful as synthetic intermediates for making inhibitors of HCV NS5A.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: November 20, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Daniel A. DiRocco, Ian Davies, Feng Peng, Mark McLaughlin, Louis-Charles Campeau, Yingju Xu
  • PROCESS FOR PREPARING SUBSTITUTED INDOLE COMPOUNDS
    Publication number: 20170334926
    Abstract: The present invention is directed to a process for preparing Substituted Indole Compounds of Formula (I): wherein R1, R2, R3 and R4 are as defined herein. These indole compounds are useful as synthetic intermediates for making inhibitors of HCV NS5A.
    Type: Application
    Filed: November 5, 2015
    Publication date: November 23, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Daniel A . DiRocco, Ian Davies, Feng Peng, Mark McLaughlin, Louis-Charles Campeau, Yingju Xu
  • 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
  • TRIAZOLIUM CARBENE CATALYSTS AND PROCESSES FOR ASYMMETRIC CARBON-CARBON BOND FORMATION
    Publication number: 20130116445
    Abstract: Provided herein are chiral triazolium catalysts useful for asymmetric C—C bond formation and processes for their preparation. Also provided are synthetic reactions in which these catalysts are used, in particular, in asymmetric C—C bond formation.
    Type: Application
    Filed: July 12, 2011
    Publication date: May 9, 2013
    Applicant: Colorado State University Research Foundation
    Inventors: Tomislav Rovis, Daniel Dirocco, Joseph Guiles