Patents by Inventor Choung U. Kim

Choung U. Kim 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: 20210403497
    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: March 23, 2021
    Publication date: December 30, 2021
    Inventors: Thomas Butler, Aesop Cho, Benjamin R. Graetz, Choung U. Kim, Samuel E. Metobo, Oliver L. Saunders, Andrew W. Waltman, Jie Xu, Lijun Zhang
  • Processes and intermediates for the preparation of 1?-substituted carba-nucleoside analogs
    Patent number: 10988498
    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: June 18, 2018
    Date of Patent: April 27, 2021
    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
  • 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
  • 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
  • 2' FLUORO SUBSTITUTED CARBA-NUCLEOSIDE ANALOGS FOR ANTIVIRAL TREATMENT
    Publication number: 20170226140
    Abstract: Provided are methods for treating Orthomyxoviridae virus infections by administering ribosides, riboside phosphates and prodrugs thereof, of Formula I: wherein R2 is halogen. The compounds, compositions, and methods provided are particularly useful for the treatment of Human Influenza virus infections.
    Type: Application
    Filed: January 24, 2017
    Publication date: August 10, 2017
    Inventors: Michael O' Neil Hanrahan Clarke, Choung U. Kim, Willard Lew
  • 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
  • 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
  • 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
  • Antiviral compounds
    Patent number: 8927484
    Abstract: The present application includes novel inhibitors of HCV, compositions containing such compounds, therapeutic methods that include the administration of such compounds.
    Type: Grant
    Filed: December 1, 2010
    Date of Patent: January 6, 2015
    Assignee: Gilead Sciences, Inc.
    Inventors: Zhenhong R. Cai, Michael O'Neil Hanrahan Clarke, Edward Doerffler, Mingzhe Ji, Choung U. Kim, Hyung-jung Pyun, Xiaoning C. Sheng, Qiaoyin Wu
  • 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