Patents by Inventor Aesop Cho

Aesop Cho 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 AND INTERMEDIATES FOR THE PREPARATION OF 1'-SUBSTITUTED CARBA-NUCLEOSIDE ANALOGS
    Publication number: 20180327437
    Abstract: Provided are processes and intermediates for the syntheses of nucleosides of pyrrolo[1,2-f][1,2,4]triazinyl and imidazo[1,2-f][1,2,4]triazinyl heterocycles of Formula I.
    Type: Application
    Filed: June 18, 2018
    Publication date: November 15, 2018
    Inventors: Thomas Butler, Aesop Cho, Benjamin R. Graetz, Choung U. Kim, Samuel E. Metobo, Oliver L. Saunders, Andrew W. Waltman, Jie Xu, Lijun Zhang
  • PD-1/PD-L1 INHIBITORS
    Publication number: 20180305315
    Abstract: Compounds according to formula (I), methods of using said compounds singly or in combination with additional agents and compositions of said compounds for the treatment of cancer are disclosed.
    Type: Application
    Filed: April 19, 2018
    Publication date: October 25, 2018
    Inventors: Evangelos Aktoudianakis, Todd Appleby, Aesop Cho, Zhimin Du, Michael Graupe, Juan A. Guerrero, Salman Y. Jabri, Lateshkumar Thakorlal Lad, Paulo A. Machicao Tello, Jonathan William Medley, Samuel E. Metobo, Prasenjit Kumar Mukherjee, Devan Naduthambi, Gregory Notte, Eric Q. Parkhill, Barton W. Phillips, Scott Preston Simonovich, Neil H. Squires, Chandrasekar Venkataramani, Peiyuan Wang, William J. Watkins, Jie Xu, Kin Shing Yang, Christopher Allen Ziebenhaus
  • Processes and intermediates for the preparation of 1?-substituted carba-nucleoside analogs
    Patent number: 10023600
    Abstract: Provided are processes and intermediates for the syntheses of nucleosides of pyrrolo[1,2-f][1,2,4]triazinyl and imidazo[1,2-f][1,2,4]triazinyl heterocycles of Formula I.
    Type: Grant
    Filed: September 20, 2010
    Date of Patent: July 17, 2018
    Assignee: GILEAD SCIENCES, INC.
    Inventors: Thomas Butler, Aesop Cho, Benjamin R. Graetz, Choung U. Kim, Samuel E. Metobo, Oliver L. Saunders, Andrew W. Waltman, Jie Xu, Lijun Zhang
  • Antiviral compounds
    Patent number: 9981955
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: May 29, 2018
    Assignee: Gilead Pharmasset LLC
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • ANTIVIRAL COMPOUNDS
    Publication number: 20170029408
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: September 28, 2016
    Publication date: February 2, 2017
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • Antiviral compounds
    Patent number: 9511056
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: December 6, 2016
    Assignee: Gilead Pharmasset LLC
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • Methods for the preparation of diasteromerically pure phosphoramidate prodrugs
    Patent number: 9487544
    Abstract: Provided are methods and intermediates for preparing diastereomerically pure phosphoramidate prodrugs of nucleosides of Formulas Ia and Ib: The compounds of Formula Ia and Ib are useful for the treatment Hepatitis C infections.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: November 8, 2016
    Assignee: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Michael O'Neil Hanrahan Clarke, Scott Alan Wolckenhauer
  • METHODS FOR THE PREPARATION OF DIASTEROMERICALLY PURE PHOSPHORAMIDATE PRODRUGS
    Publication number: 20160016980
    Abstract: Provided are methods and intermediates for preparing diastereomerically pure phosphoramidate prodrugs of nucleosides of Formulas Ia and Ib: The compounds of Formula Ia and Ib are useful for the treatment Hepatitis C infections.
    Type: Application
    Filed: June 22, 2015
    Publication date: January 21, 2016
    Inventors: Aesop Cho, Michael O' Neil Hanrahan Clarke, Scott Alan Wolckenhauer
  • Antiviral phosphonate analogs
    Patent number: 9139604
    Abstract: The invention is related to phosphorus substituted compounds with antiviral activity, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: September 22, 2015
    Assignee: Gilead Sciences, Inc.
    Inventors: Constantine G. Boojamra, Carina E. Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Maria Fardis, Haolun Jin, Ralph Hirschmann, Alan X. Huang, Choung U. Kim, Thorsten A. Kirschberg, Christopher P. Lee, William A. Lee, Richard L. Mackman, David Y. Markevitch, David A. Oare, Vidya K. Prasad, Hyung-Jung Pyun, Adrian S. Ray, Rosemarie O'Shea, Sundaramoorthi Swaminathan, William J. Watkins, Jennifer R. Zhang
  • Methods for the preparation of diasteromerically pure phosphoramidate prodrugs
    Patent number: 9090642
    Abstract: Provided are methods and intermediates for preparing diastereomerically pure phosphoramidate prodrugs of nucleosides of Formulas Ia and Ib: The compounds of Formula Ia and Ib are useful for the treatment Hepatitis C infections.
    Type: Grant
    Filed: July 19, 2011
    Date of Patent: July 28, 2015
    Assignee: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Michael O'Neil Hanrahan Clarke, Scott Alan Wolckenhauer
  • ANTIVIRAL COMPOUNDS
    Publication number: 20150080569
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: June 23, 2014
    Publication date: March 19, 2015
    Applicant: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Michael O'Neil Hanrahan Clarke, Choung U. Kim, John O. Link, Hyung-Jung Pyun, Xiaoning C. Sheng, Qiaoyin Wu
  • ANTIVIRAL PHOSPHONATE ANALOGS
    Publication number: 20150025039
    Abstract: The invention is related to phosphorus substituted compounds with antiviral activity, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: June 19, 2014
    Publication date: January 22, 2015
    Inventors: Constantine G. BOOJAMRA, Carina E. CANNIZZARO, James M. CHEN, Xiaowu CHEN, Aesop CHO, Lee S. CHONG, Maria FARDIS, Haolun JIN, Ralph HIRSCHMANN, Alan X. HUANG, Choung U. KIM, Thorsten A. KIRSCHBERG, Christopher P. LEE, William A. LEE, Richard L. MACKMAN, David Y. MARKEVITCH, David A. OARE, Vidya K. PRASAD, Hyung-Jung PYUN, Adrian S. RAY, Rosemarie O'SHEA, Sundaramoorthi SWAMINATHAN, William J. WATKINS, Jennifer R. ZHANG
  • 1?-substituted pyrimidine N-nucleoside analogs for antiviral treatment
    Patent number: 8877733
    Abstract: Provided are compounds of Formula I: nucleosides, nucleoside phosphates and prodrugs thereof, wherein R6 is CN, ethenyl, 2-haloethen-1-yl, or (C2-C8)-alkyn-1-yl. The compounds, compositions, and methods provided are useful for the treatment of Flaviviridae virus infections.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: November 4, 2014
    Assignee: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Choung U. Kim, Thorsten A. Kirschberg, Michael R. Mish, Neil Squires
  • Antiviral phosphonate analogs
    Patent number: 8871785
    Abstract: The invention is related to phosphorus substituted compounds with antiviral activity, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: October 28, 2014
    Assignee: Gilead Sciences, Inc.
    Inventors: Constantine G. Boojamra, Carina E. Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Maria Fardis, Haolun Jin, Ralph Hirschmann, Alan X. Huang, Choung U. Kim, Thorsten A. Kirschberg, Christopher P. Lee, William A. Lee, Richard L. Mackman, David Y. Markevitch, David A. Oare, Vidya K. Prasad, Hyung-Jung Pyun, Adrian S. Ray, Rosemarie O'Shea, Sundaramoorthi Swaninathan, William J. Watkins, Jennifer R. Zhang
  • 1?-substituted carba-nucleoside analogs for antiviral treatment
    Patent number: 8853171
    Abstract: Provided are pyrrolo[1,2-f][1,2,4]triazinyl, imidazo[1,5-f][1,2,4]triazinyl, imidazo[1,2-f][1,2,4]triazinyl, and [1,2,4]triazolo[4,3-f][1,2,4]triazinyl nucleosides, nucleoside phosphates and prodrugs thereof, wherein the 1? position of the nucleoside sugar is substituted. The compounds, compositions, and methods provided are useful for the treatment of Flaviviridae virus infections, particularly hepatitis C infections.
    Type: Grant
    Filed: October 11, 2012
    Date of Patent: October 7, 2014
    Assignee: Gilead Sciences, Inc.
    Inventors: Thomas Butler, Aesop Cho, Choung U. Kim, Jay P. Parrish, Oliver L. Saunders, Lijun Zhang
  • Antiviral compounds
    Patent number: 8841278
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: October 3, 2013
    Date of Patent: September 23, 2014
    Assignee: Gilead Pharmasset LLC
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • ANTIVIRAL COMPOUNDS
    Publication number: 20140249074
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: May 16, 2014
    Publication date: September 4, 2014
    Applicant: GILEAD PHARMASSET LLC
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • Antiviral compounds
    Patent number: 8822430
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: September 2, 2014
    Assignee: Gilead Pharmasset LLC
    Inventors: Elizabeth M. Bacon, Eda Canales, Aesop Cho, Jeromy J. Cottell, Manoj C. Desai, Michael Graupe, Hongyan Guo, Randall L. Halcomb, Darryl Kato, Choung U. Kim, Thorsten A. Kirschberg, Evan S. Krygowski, Scott E. Lazerwith, John O. Link, Hongtao Liu, Qi Liu, Richard L. Mackman, Michael L. Mitchell, Jay P. Parrish, Hyung-Jung Pyun, Joseph H. Saugier, Scott D. Schroeder, Jianyu Sun, James G. Taylor, James D. Trenkle, Winston C. Tse, Randall W. Vivian, William J. Watkins, Lianhong Xu
  • Antiviral compounds
    Patent number: 8809266
    Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: August 19, 2014
    Assignee: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Michael O'Neil Hanrahan Clarke, Choung U. Kim, John O. Link, Hyung-jung Pyun, Xiaoning C. Sheng, Qiaoyin Wu
  • 1?-substituted carba-nucleoside analogs for antiviral treatment
    Patent number: RE46762
    Abstract: Provided are pyrrolo[1,2-f][1,2,4]triazinyl, imidazo[1,5-f][1,2,4]triazinyl, imidazo[1,2-f][1,2,4]triazinyl, and [1,2,4]triazolo[4,3-f][1,2,4]triazinyl nucleosides, nucleoside phosphates and prodrugs thereof, wherein the 1? position of the nucleoside sugar is substituted. The compounds, compositions, and methods provided are useful for the treatment of Flaviviridae virus infections, particularly hepatitis C infections.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: March 27, 2018
    Assignee: GILEAD SCIENCES, INC
    Inventors: Thomas Butler, Aesop Cho, Choung U. Kim, Jay P. Parrish, Oliver L. Saunders, Lijun Zhang