Patents by Inventor Li-Qiang Sun

Li-Qiang Sun 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).

  • Tripeptides Incorporating Deuterium as Inhibitors of Hepatitis C Virus
    Publication number: 20130129671
    Abstract: Hepatitis C virus inhibitors having the general formula (I) are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: May 23, 2012
    Publication date: May 23, 2013
    Inventors: Li-Qiang Sun, Paul Michael Scola
  • Compounds for the treatment of hepatitis C
    Patent number: 8445490
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: May 21, 2013
    Assignee: Bristol-Myers Squibb Company
    Inventors: Tao Wang, Annapurna Pendri, Zhongxing Zhang, Weixu Zhai, Guo Li, Samuel Gerritz, Paul Michael Scola, Li-Qiang Sun, Qian Zhao, Eric Mull
  • Hepatitis C Virus Inhibitors
    Publication number: 20130115190
    Abstract: Hepatitis C virus inhibitors having the general formula (I) are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: April 30, 2012
    Publication date: May 9, 2013
    Inventors: Sheldon Hiebert, Ramkumar Rajamani, Li-Qiang Sun, Eric Mull, Eric P. Gillis, Michael S. Bowsher, Qian Zhao, Nicholas A. Meanwell, Kishore V. Renduchintala, Kandhasamy Sarkunam, Pulicharla Nagalakshmi, P. V. K. Suresh Babu, Paul Michael Scola
  • Compounds for the Treatment of Hepatitis C
    Publication number: 20130095066
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Application
    Filed: April 5, 2012
    Publication date: April 18, 2013
    Inventors: Tao Wang, Li-Qiang Sun, Paul Michael Scola
  • Hepatitis C Virus Inhibitors
    Publication number: 20120330019
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: August 29, 2012
    Publication date: December 27, 2012
    Inventors: Xiangdong Alan Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Piyasena Hewawasam, Andrew Charles Good, Yan Chen, Jeffrey Allen Campbell
  • Hepatitis C virus inhibitors
    Patent number: 8299094
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: December 13, 2010
    Date of Patent: October 30, 2012
    Assignee: Bristol-Myers Squibb Company
    Inventors: Xiangdong Alan Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Yan Chen
  • Compounds for the Treatment of Hepatitis C
    Publication number: 20120213729
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Application
    Filed: August 16, 2011
    Publication date: August 23, 2012
    Inventors: Li-Qiang Sun, Eric Mull, Qian Zhao, Tao Wang, Zhongxing Zhang, Paul Michael Scola
  • Compounds for the Treatment of Hepatitis C
    Publication number: 20120093767
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Application
    Filed: April 14, 2011
    Publication date: April 19, 2012
    Inventors: Tao Wang, Zhiwei Yin, Zhongxing Zhang, Annapurna Pendri, Guo Li, Samuel Gerritz, Weixu Zhai, Paul Michael Scola, Li-Qiang Sun, Eric Mull
  • Compounds for the Treatment of Hepatitis C
    Publication number: 20120093766
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Application
    Filed: April 13, 2011
    Publication date: April 19, 2012
    Inventors: Tao Wang, Annapurna Pendri, Zhongxing Zhang, Weixu Zhai, Guo Li, Samuel Gerritz, Paul Michael Scola, Li-Qiang Sun, Qian Zhao, Eric Mull
  • Hepatitis C Virus Inhibitors
    Publication number: 20110311482
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: December 13, 2010
    Publication date: December 22, 2011
    Inventors: Xiangdong Alan Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Yan Chen
  • Hepatitis C virus inhibitors
    Patent number: 7935670
    Abstract: Hepatitis C virus inhibitors having the general formula are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: July 10, 2007
    Date of Patent: May 3, 2011
    Assignee: Bristol-Myers Squibb Company
    Inventors: Paul Michael Scola, Li-Qiang Sun
  • Compounds for the Treatment of Hepatitis C
    Publication number: 20110086858
    Abstract: The disclosure provides compounds of formula I, including pharmaceutically acceptable salts, as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and may be useful in treating those infected with HCV.
    Type: Application
    Filed: October 14, 2010
    Publication date: April 14, 2011
    Inventors: Tao Wang, Annapurna Pendri, Zhongxing Zhang, Weixu Zhai, Guo Li, Samuel Gerritz, Paul Michael Scola, Li-Qiang Sun, Qian Zhao, Eric Mull
  • Hepatitis C virus inhibitors
    Patent number: 7915291
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: September 2, 2008
    Date of Patent: March 29, 2011
    Assignee: Bristol-Myers Squibb Company
    Inventors: Xiangdong Alan Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Yan Chen
  • Hepatitis C virus inhibitors
    Patent number: 7772180
    Abstract: Hepatitis C virus inhibitors having the general formula are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: August 10, 2010
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ny Sin, Brian Lee Venables, Li-Qiang Sun, Sing-Yuen Sit, Yan Chen, Paul Michael Scola
  • Hepatitis C Virus Inhibitors
    Publication number: 20090285773
    Abstract: Hepatitis C virus inhibitors having the general formula are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: May 13, 2009
    Publication date: November 19, 2009
    Inventors: Li-Qiang Sun, Paul Michael Scola
  • HEPATITIS C VIRUS INHIBITORS
    Publication number: 20090274656
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: September 2, 2008
    Publication date: November 5, 2009
    Inventors: Alan Xiangdong Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Yan Chen
  • Hepatitis C virus inhibitors
    Patent number: 7601686
    Abstract: The present disclosure relates to tripeptide compounds, compositions and methods for the treatment of hepatitis C virus (HCV) infection. Also disclosed are pharmaceutical compositions containing such compounds and methods for using these compounds in the treatment of HCV infection.
    Type: Grant
    Filed: July 6, 2006
    Date of Patent: October 13, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Piyasena Hewawasam, Min Ding, Li-Qiang Sun, Paul Michael Scola
  • Hepatitis C virus inhibitors
    Patent number: 7592336
    Abstract: Hepatitis C virus inhibitors having the general formula are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: May 9, 2006
    Date of Patent: September 22, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ny Sin, Paul Michael Scola, Nicholas A. Meanwell, Xiangdong Alan Wang, Li-Qiang Sun, Jie Chen, Andrew Charles Good
  • Hepatitis C virus inhibitors
    Patent number: 7449479
    Abstract: Hepatitis C virus inhibitors are disclosed having the general formula: wherein R1, R2, R3, R?, B, Y and X are described in the description. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Grant
    Filed: December 7, 2005
    Date of Patent: November 11, 2008
    Assignee: Bristol-Myers Squibb Company
    Inventors: Xiangdong Alan Wang, Li-Qiang Sun, Sing-Yuen Sit, Ny Sin, Paul Michael Scola, Piyasena Hewawasam, Andrew Charles Good, Yan Chen, Jeffrey Allen Campbell
  • Hepatitis C virus inhibitors
    Publication number: 20080152619
    Abstract: Hepatitis C virus inhibitors having the general formula are disclosed. Compositions comprising the compounds and methods for using the compounds to inhibit HCV are also disclosed.
    Type: Application
    Filed: May 9, 2006
    Publication date: June 26, 2008
    Inventors: Ny Sin, Paul Michael Scola, Nicholas A. Meanwell, Xiangdong Alan Wang, Li-Qiang Sun, Jie Chen, Andrew Charles Good