Patents by Inventor Xiaoqi Chen

Xiaoqi Chen 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).

  • Retroviral protease inhibiting compounds
    Publication number: 20030100755
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: October 25, 2002
    Publication date: May 29, 2003
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner, Dale J. Kempf, Thomas R. Herrin, Gondi N. Kumar, Stephen L. Condon, Arthur J. Cooper, Daniel A. Dickman, Steven M. Hannick, Lawrence Kolaczkowski, Patricia A. Oliver, Daniel J. Plata, Peter J. Stengel, Eric J. Stoner, Jieh-Heh J. Tien, Jih-Hua Liu, Ketan M. Patel
  • Pyrimidine derivatives
    Patent number: 6528513
    Abstract: Compounds and compositions are provided which are useful for the treatment of viral infections, particularly human Cytomegalovirus infection. The compounds include novel pyrimidine-based derivatives.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: March 4, 2003
    Assignee: Tularik INC
    Inventors: Timothy D. Cushing, Heather L. Mellon, Juan C. Jaen, John A. Flygare, Shi-Chang Miao, Xiaoqi Chen, Jay P. Powers
  • Fused heterocyclic compounds
    Publication number: 20030023085
    Abstract: Compounds, compositions and methods are provided that are useful in the treatment and/or prevention of a condition or disorder mediated by a G-protein coupled receptor. In particular, the compounds of the invention are useful in the treatment and/or prevention of eating disorders, obesity, anxiety disorders and mood disorders.
    Type: Application
    Filed: May 3, 2002
    Publication date: January 30, 2003
    Applicant: Tularik Inc.
    Inventors: Xiaoqi Chen, Kang Dai, Pingchen Fan, Shugui Huang, Leping Li, Jeffrey Thomas Mihalic
  • Retroviral protease inhibiting compounds
    Patent number: 6472529
    Abstract: A compound of the formula: is disclosed as an HIV protease inhibitor. Methods and compositions for inhibiting an HIV infection are also disclosed.
    Type: Grant
    Filed: April 18, 2001
    Date of Patent: October 29, 2002
    Assignee: Abbott Laboratories
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner, Dale J. Kempf, Thomas R. Herrin, Gondi N. Kumar, Stephen L. Condon, Arthur J. Cooper, Daniel A. Dickman, Steven M. Hannick, Lawrence Kolaczkowski, Patricia A. Oliver, Daniel J. Plata, Peter J. Stengel, Eric J. Stoner, Jieh-Heh J. Tien, Jih-Hua Liu, Ketan M. Patel
  • Pyrazole antimicrobial agents
    Publication number: 20020049205
    Abstract: The present invention provides pyrazole and pyrazolone derivatives. Preferred compounds of the invention are useful as RNA polymerase inhibitors. Further preferred compounds of the invention are useful as antimicrobial agents.
    Type: Application
    Filed: May 2, 2001
    Publication date: April 25, 2002
    Inventors: Leping Li, Xiaoqi Chen, Serena T. Cutler
  • Antibacterial agents
    Publication number: 20020045749
    Abstract: Hydroxyamidines and related compounds are provided which are suitable as antibacterial agents.
    Type: Application
    Filed: January 12, 2001
    Publication date: April 18, 2002
    Inventors: Leping Li, Xiaoqi Chen, Pingchen Fan, Jeffrey Thomas Mihalic, Serena Cutler
  • Retroviral protease inhibiting compounds
    Publication number: 20020004503
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: April 18, 2001
    Publication date: January 10, 2002
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner, Dale J. Kempf, Thomas R. Herrin, Gondi N. Kumar, Stephen L. Condon, Arthur J. Cooper, Daniel A. Dickman, Steven M. Hannick, Lawrence Kolaczkowski, Patricia A. Oliver, Daniel J. Plata, Peter J. Stengel, Eric J. Stoner, Jieh-Heh J. Tien, Jih-Hua Liu, Ketan M. Patel
  • Retroviral protease inhibiting compounds
    Patent number: 6313296
    Abstract: A compound of the formula: is disclosed as an HIV protease inhibitor. Methods and compositions for inhibiting an HIV infection are also disclosed.
    Type: Grant
    Filed: February 23, 2000
    Date of Patent: November 6, 2001
    Assignee: Abbott Laboratories
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner, Dale J. Kempf, Thomas R. Herrin, Gondi N. Kumar, Stephen L. Condon, Arthur J. Cooper, Daniel A. Dickman, Steven M. Hannick, Lawrence Kolaczkowski, Patricia A. Oliver, Daniel J. Plata, Peter J. Stengel, Eric J. Stoner, Jieh-Heh J. Tien, Jih-Hua Liu, Ketan M. Patel
  • Retroviral protease inhibiting compounds
    Patent number: 6284767
    Abstract: A compound of the formula: is disclosed as an HIV protease inhibitor. Methods and compositions for inhibiting an HIV infection are also disclosed.
    Type: Grant
    Filed: December 8, 1998
    Date of Patent: September 4, 2001
    Assignee: Abbott Laboratories
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Dale J. Kempf, Xiaoqi Chen, David A. Betebenner, Thomas R. Herrin, Gondi N. Kumar, John M. Lipari, Laman Alani, Soumojeet Ghosh, Rong R. Gao, Dilip Kaul
  • Pyrimidine derivatives
    Publication number: 20010018436
    Abstract: Compounds and compositions are provided which are useful for the treatment of viral infections, particularly human Cytomegalovirus infection. The compounds include novel pyrimidine-based derivatives.
    Type: Application
    Filed: December 15, 2000
    Publication date: August 30, 2001
    Applicant: Tularik Inc.
    Inventors: Timothy D. Cushing, Heather L. Mellon, Juan C. Jaen, John A. Flygare, Shi-Chang Miao, Xiaoqi Chen, Jay P. Powers
  • Retroviral protease inhibiting compounds
    Publication number: 20010008892
    Abstract: The present invention discloses novel compounds, compositions, and methods for inhibiting retroviral proteases and in particular for inhibiting human immunodeficiency virus (HIV) protease. The present invention also relates to compositions and methods for treating a retroviral infection and in particular an HIV infection, and to processes for making such compounds and synthetic intermediates employed in these processes.
    Type: Application
    Filed: February 6, 2001
    Publication date: July 19, 2001
    Inventors: Xiaoqi Chen, Dale J. Kempf, Daniel W. Norbeck, Fariborz Mohammadi
  • Retroviral protease inhibiting compounds
    Patent number: 6251906
    Abstract: The present invention discloses novel compounds, compositions, and methods for inhibiting retroviral proteases and in particular for inhibiting human immunodeficiency virus (HIV) protease. The present invention also relates to compositions and methods for treating a retroviral infection and in particular an HIV infection, and to processes for making such compounds and synthetic intermediates employed in these processes.
    Type: Grant
    Filed: May 10, 1999
    Date of Patent: June 26, 2001
    Assignee: Abbott Laboratories
    Inventors: Xiaoqi Chen, Dale J. Kempf, Daniel W. Norbeck
  • Pyrimidine derivatives
    Patent number: 6200977
    Abstract: Compounds and compositions are provided which are useful for the treatment of viral infections, particularly human Cytomegalovirus infection. The compounds include novel pyrimidine-based derivatives.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: March 13, 2001
    Assignee: Tularik Inc.
    Inventors: Timothy D. Cushing, Heather L. Mellon, Juan C. Jaen, John A. Flygare, Shi-Chang Miao, Xiaoqi Chen, Jay P. Powers
  • Retroviral protease inhibiting compounds
    Patent number: 5914332
    Abstract: A compound of the formula: ##STR1## is disclosed as an HIV protease inhibitor. Methods and compositions for inhibiting an HIV infection are also disclosed.
    Type: Grant
    Filed: November 21, 1996
    Date of Patent: June 22, 1999
    Assignee: Abbott Laboratories
    Inventors: Hing Leung Sham, Daniel W. Norbeck, Xiaoqi Chen, David A. Betebenner
  • Retroviral protease inhibiting compounds
    Patent number: 5905068
    Abstract: A compound of the formula: ##STR1## is disclosed as a retroviral protease inhibitor compound. Also disclosed are methods and compositions for inhibiting an HIV infection.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: May 18, 1999
    Assignee: Abbott Laboratories
    Inventors: Xiaoqi Chen, Brian E. Green, Dale J. Kempf, Lin Li, Daniel W. Norbeck, Hing L. Sham