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).

  • Publication number: 20100028301
    Abstract: The present invention relates to pharmaceutical compositions for the treatment or prevention of viral infections comprising as an active principle at least one imidazo[4,5-c]pyridine prodrug having the general Formula (A) wherein the substituents are described in the specification. The invention also relates to processes for the preparation and screening of compounds according to the invention having above mentioned general Formula and their use in the treatment or prophylaxis of viral infections.
    Type: Application
    Filed: October 13, 2009
    Publication date: February 4, 2010
    Inventors: Steven S. Bondy, Eric Davis Dowdy, Choung U. Kim, David A. Oare, Johan Neyts, Vahid Zia, Gerhard Pürstinger
  • Publication number: 20100022508
    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: July 24, 2009
    Publication date: January 28, 2010
    Applicant: Gilead Sciences, Inc.
    Inventors: Evangelos Aktoudianakis, Azim Alan Celebi, Zhimin Du, Salman Y. Jabri, Haolun Jin, Choung U. Kim, Jiayao Li, Samuel E. Metobo, Michael R. Mish, Barton W. Phillips, Joseph H. Saugier, Zheng-Yu Yang, Catalin Sebastian Zonte
  • Publication number: 20100022467
    Abstract: The invention is related to phosphorus substituted anti-cancer 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 2, 2008
    Publication date: January 28, 2010
    Inventors: Constantine G. Boojamra, Carina Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Maria Fardis, Alan X. Huang, Choung U. Kim, Thorsten Kirschberg, Steven Krawczyk, Christopher P. Lee, Kuei-Ying Lin, Richard L. Mackman, David Y. Markevitch, Peter H. Nelson, David A. Oare, Vidya K. Prasad, Hyung-Jung Pyun, Adrian S. Ray, Sundaramoorthi Swaminathan, William J. Watkins, Jennifer R. Zhang, Lijun Zhang
  • Publication number: 20100021425
    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: Application
    Filed: April 22, 2009
    Publication date: January 28, 2010
    Applicant: Gilead Sciences, Inc.
    Inventors: Thomas Butler, Aesop Cho, Choung U. Kim, Jay Parrish, Oliver L. Saunders, Lijun Zhang
  • Patent number: 7648998
    Abstract: The present invention relates to a pharmaceutical composition for the treatment or prevention of viral infections comprising as an active principle at least one imidazo[4,5-c]pyridine prodrug having the general Formula (A) wherein the substituents are described in the specification. The invention also relates to processes for the preparation and screening ofcompounds according to the invention having above mentioned general Formula and their use in the treatment or prophylaxis of viral infections.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: January 19, 2010
    Assignees: K.U. Leuven Research & Development, Gilead Sciences, Inc.
    Inventors: Steven S. Bondy, Eric Davis Dowdy, Choung U. Kim, David A. Oare, Johan Neyts, Vahid Zia, Gerhard Pürstinger
  • Patent number: 7649015
    Abstract: Phosphonate substituted compounds with HIV protease inhibitory properties having use as therapeutics and for other industrial purposes are disclosed. The compositions inhibit HIV protease activity and/or are useful therapeutically for the treatment of AIDS and other antiviral infections, as well as in assays for the detection of HIV protease.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: January 19, 2010
    Assignee: Gilead Sciences, Inc.
    Inventors: Murty N. Arimili, Xiaowu Chen, Maria Fardis, Gong-Xin He, Haolun Jin, Choung U. Kim, William A. Lee, Kuei-Ying Lin, Hongtao Liu, Richard L. Mackman, Michael L. Mitchell, Hyung-Jung Pyun, Mark Sparacino, Sundaramoorthi Swaminathan, Jianying Wang, Matthew A. Williams, Lianhong Xu, Zheng-Yu Yang, Richard H. Yu, Jiancun Zhang, Lijun Zhang
  • Patent number: 7645747
    Abstract: The invention is related to phosphorus substituted therapeutic agents, compositions containing such phosphorus substituted agents, and therapeutic methods that include the administration of such phosphorus substituted agents, as well as to processes and intermediates useful for preparing such agents.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: January 12, 2010
    Assignee: Gilead Sciences, Inc.
    Inventors: Constantine G. Boojamra, Carina E. Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Manoj Desai, Maria Fardis, Craig S. Gibbs, Ralph F. Hirschmann, Alan X. Huang, Haolun Jin, Choung U. Kim, Thorsten A. Kirschberg, Steven Krawczyk, Christopher P. Lee, William A. Lee, Kuei-Ying Lin, Richard L. Mackman, David Y. Markevitch, Peter H. Nelson, David A. Oare, Vidya K. Prasad, Hyung-Jung Pyun, Adrian S. Ray, Rosemarie Sherlock, Sundaramoorthi Swaminathan, William J. Watkins, Jennifer R. Zhang, Lijun Zhang
  • Patent number: 7642339
    Abstract: The invention is related to phosphorus substituted anti-viral inhibitory 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 18, 2005
    Date of Patent: January 5, 2010
    Assignee: Gilead Sciences, Inc.
    Inventors: Kleem Chaudhary, Melissa Fleury, Choung U. Kim, Darren J. McMurtrie, Xiaoning C. Sheng
  • Publication number: 20090317361
    Abstract: Provided are 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. The compounds, compositions, and methods provided are useful for the treatment of Flaviviridae virus infections, particularly hepatitis C infections.
    Type: Application
    Filed: April 22, 2009
    Publication date: December 24, 2009
    Applicant: Gilead Sciences, Inc.
    Inventors: Aesop Cho, Choung U. Kim, Jay Parrish, Jie Xu
  • Publication number: 20090291922
    Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, —SC(R3b)(
    Type: Application
    Filed: May 5, 2009
    Publication date: November 26, 2009
    Applicant: Gilead Sciences, Inc.
    Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
  • Publication number: 20090291921
    Abstract: Tricyclic compounds, protected intermediates thereof, and methods for inhibition of HIV-integrase are disclosed.
    Type: Application
    Filed: November 19, 2008
    Publication date: November 26, 2009
    Applicant: Gilead Sciences, Inc.
    Inventors: Salman Y. Jabri, Haolun Jin, Choung U. Kim, Jiayao Li, Samuel E. Metobo, Michael R. Mish
  • Publication number: 20090275535
    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: July 1, 2008
    Publication date: November 5, 2009
    Inventors: Constantine G. Boojamra, Carina Cannizzaro, James M. Chen, Xiaowu Chen, Aesop Cho, Lee S. Chong, Maria Fardis, Haolun Jin, Ralph F. Hirschmann, Alan X. Huang, Choung U. Kim, Thorsten 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 Sherlock, Sundaramoorthi Swaminathan, William J. Watkins, Jennifer R. Zhang
  • Publication number: 20090257978
    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 26, 2008
    Publication date: October 15, 2009
    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
  • Publication number: 20090253648
    Abstract: Disclosed are compounds represented by formulae I, II, and III, and the compositions and methods thereof for treating viral infections caused by a Flaviviridae family virus.
    Type: Application
    Filed: March 31, 2009
    Publication date: October 8, 2009
    Applicant: SMITHKLINE BEECHAM CORPORATION
    Inventors: Jesse Daniel Keicher, Christopher Don Roberts, Sebastian Johannes Reinhard Liehr, Xiaoling Zheng, Marija Prhavc, Vivek Kumar Rajwanshi, Ronald Conrad Griffith, Choung U. Kim
  • Publication number: 20090227491
    Abstract: The invention is related to anti-viral phosphinate 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: July 6, 2007
    Publication date: September 10, 2009
    Applicant: Gilead Sciences, Inc.
    Inventors: Anthony Casarez, Kleem Chaudhary, Aesop Cho, Michael O'Neil Hanrahan Clarke, Edward Doerffler, Maria Fardis, Choung U. Kim, Hyung-Jung Pyun, Xiaoning C. Sheng, Jianying Wang
  • Publication number: 20090208456
    Abstract: The present invention relates to pharmaceutical compositions for the treatment of prevention of viral infections comprising as an active principle at least one imidazo[4,5-c]pyrimidine having the general formula (A), wherein the substituents are described in the specification. The invention also relates to processes for the preparation of compounds according to the invention having above mentioned general formula, their pharmaceutically acceptable formulations and their use as a medicine or to treat or prevent viral infections.
    Type: Application
    Filed: July 26, 2005
    Publication date: August 20, 2009
    Applicants: Gilead Sciences, Inc., K.U. Leuven Research & Development, Gerhard Puerstinger
    Inventors: Gerhard Puerstinger, Choung U. Kim, Johan Neyts, David A. Oare
  • Patent number: 7553825
    Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX) (RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4) (R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, SC(R3b)
    Type: Grant
    Filed: December 29, 2004
    Date of Patent: June 30, 2009
    Assignee: Gilead Sciences, Inc.
    Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
  • Publication number: 20090149400
    Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, —SC(R3b)(
    Type: Application
    Filed: February 18, 2009
    Publication date: June 11, 2009
    Applicant: Gilead Sciences, Inc.
    Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-yu Yang
  • Publication number: 20090075939
    Abstract: The invention is related to compounds of Formula (I): or a pharmaceutically acceptable salt, solvate, ester, and/or phosphonate thereof, compositions containing such compounds, and therapeutic methods that include the administration of such compounds.
    Type: Application
    Filed: June 26, 2008
    Publication date: March 19, 2009
    Inventors: Gong-Xin He, Choung U. Kim, Michael L. Mitchell, Lianhong Xu
  • Publication number: 20090062223
    Abstract: Provided are compounds of Formula (I) or a pharmaceutically acceptable salt or solvate thereof. The compounds and compositions are useful for treating viral infections caused by the Flaviviridae family of viruses.
    Type: Application
    Filed: August 29, 2008
    Publication date: March 5, 2009
    Inventors: Jesse Daniel Keicher, Christopher Don Roberts, Vivek Kumar Rajwanshi, Ronald Conrad Griffith, Xiaoling Zheng, Sebastian Johannes Reinhard Liehr, Marija Prhavc, Choung U. Kim, Adrian S. Ray