Patents by Inventor Kevin X. Chen

Kevin X. 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).

  • Fused tricyclic aryl compounds useful for the treatment of viral diseases
    Patent number: 9139569
    Abstract: The present invention relates to novel Fused Tricyclic Aryl Compounds, compositions comprising at least one Fused Tricyclic Aryl Compound, and methods of using the Fused Tricyclic Aryl Compounds for treating or preventing HCV infection in a patient.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: September 22, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Stuart B. Rosenblum, Kevin X. Chen, Joseph A. Kozlowski, F. George Njoroge, Craig A. Coburn
  • Antiviral compounds of three linked aryl moieties to treat diseases such as hepatitis C
    Patent number: 8980920
    Abstract: The present invention relates to novel Linked Tricyclic Aryl Compounds, compositions comprising at least one Linked Tricyclic Compound, and methods of using Linked Tricyclic Aryl Compounds for treating or preventing HCV infection in a patient. in one aspect, the present invention provides Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein: Non-limiting examples of the Compounds of Formula (II) include compound 56.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: March 17, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Qingbei Zeng, Kevin X. Chen, Anilkumar Gopinadhan Nair, Stuart B. Rosenblum, Joseph A. Kozlowski, F. George Njoroge
  • Tricyclic indole derivatives and methods of use thereof
    Patent number: 8901139
    Abstract: The present invention relates to Tricyclic Indole Derivatives, compositions comprising at least one Tricyclic Indole Derivatives, and methods of using the Tricyclic Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Grant
    Filed: June 10, 2009
    Date of Patent: December 2, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Srikanth Venkatraman, Anilkumar Gopinadhan Nair, Kevin X. Chen, Francisco Velazquez, Qingbei Zeng, Duan Liu, Yueheng Jiang, Joseph A. Kozlowski, F. George Njoroge, Stuart B. Rosenblum, Stephen J. Gavalas, Patrick A. Pinto, Oleg B. Selyutin, Bancha Vibulbhan
  • 5'-SUBSTITUTED NUCLEOSIDE ANALOGS AND METHODS OF USE THEREOF FOR THE TREATMENT OF VIRAL DISEASES
    Publication number: 20140221304
    Abstract: The present invention relates to 5?-Substituted Nucleoside Analogs of Formula (I): and pharmaceutically acceptable salts thereof, wherein B, X, Z, R1, R2, R3 and R3? are as defined herein. The present invention also relates to compositions comprising at least one 5?-Substituted Nucleoside Analog, and methods of using the 5?-Substituted Nucleoside Analogs for treating or preventing HCV infection in a patient.
    Type: Application
    Filed: July 10, 2012
    Publication date: August 7, 2014
    Inventors: Vishal A. Verma, Ashok Arasappan, F. George Njoroge, Kevin X. Chen
  • 2'-AZIDO SUBSTITUTED NUCLEOSIDE DERIVATIVES AND METHODS OF USE THEREOF FOR THE TREATMENT OF VIRAL DISEASES
    Publication number: 20140206640
    Abstract: The present invention relates to 2?-Azido Substituted Nucleoside Derivatives of Formula (I): and pharmaceutically acceptable salts thereof, wherein B, X, R1, R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one 2?-Azido Substituted Nucleoside Derivative, and methods of using the 2?-Azido Substituted Nucleoside Derivatives for treating or preventing HCV infection in a patient.
    Type: Application
    Filed: April 11, 2012
    Publication date: July 24, 2014
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Vinay Girijavallabhan, F. George Njoroge, Stephane Bogen, Frank Bennett, Vishal Verma, Ashok Arasappan, Kevin X. Chen, Ying Huang, Angela Kerekes, Latha Nair, Dimitri Pissarnitski, Qun Dang, Ian Davies, David B. Olsen, Andrew Stamford, Joseph P. Vacca
  • Antiviral compounds composed of three aligned aryl moieties to treat diseases such as hepatitis C
    Patent number: 8772505
    Abstract: The present invention relates to novel Tricyclic Compounds, compositions comprising at least one Tricyclic Compound, and methods of using Tricyclic Compounds for treating or preventing a viral infection or a virus-related disorder in a patient. The present invention provides Tricyclic Compounds of Formula (I): Non-limiting examples of the Compounds of Formula (I) include compound 44 The Compounds of Formula (II) can be useful for inhibiting HCV viral replication or replicon activity, and for treating or preventing HCV infection in a patient.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: July 8, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin X. Chen, Anilkumar Gopinadhan Nair, Qingbei Zeng, Stuart B. Rosenblum, Joseph A. Kozlowski, F. George Njoroge
  • Substituted indole derivatives and methods of use thereof
    Patent number: 8614229
    Abstract: The present invention relates to Substituted Indole Derivatives, compositions comprising at least one Substituted Indole Derivative, and methods of using these Substituted Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: December 24, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Gopinadhan N. Anilkumar, Frank Bennett, Tin-Yau Chan, Kevin X. Chen, Mousumi Sannigrahi, Francisco Velazquez, Srikanth Venkatraman, Qingbei Zeng, Jose S. Duca, Charles A. Lesburg, Joseph A. Kozlowski, F. George Njoroge, Stuart B. Rosenblum, Neng-Yang Shih
  • 4,5-ring annulated indole derivatives for treating or preventing of HCV and related viral infections
    Patent number: 8557848
    Abstract: The present invention relates to 4,5-ring annulated indole derivatives, compositions comprising at least one 4,5-ring annulated indole derivatives, and methods of using the 4,5-ring annulated indole derivatives for treating or preventing a viral infection or a virus-related disorder in a patient. Wherein ring Z, of formula (I), is a cyclopentyl, cyclopentenyl, 5-membered heterocycloalkyl, 5-membered heterocycloalkenyl or 5-membered heteroaryl ring.
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: October 15, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin X. Chen, Srikanth Venkatraman, F. George Njoroge, Stuart B. Rosenblum, Charles A. Lesburg, Jose S. Duca, Neng-Yang Shih, Francisco Velazquez, Gopinadhan N. Anilkumar, Qingbei Zeng, Joseph A. Kozlowski
  • Antiviral Compounds Composed of Three Aligned Aryl Moieties to Treat Diseases such as Hepatitis C
    Publication number: 20130164258
    Abstract: The present invention relates to novel Tricyclic Compounds, compositions comprising at least one Tricyclic Compound, and methods of using Tricyclic Compounds for treating or preventing a viral infection or a virus-related disorder in a patient. The present invention provides Tricyclic Compounds of Formula (I): Non-limiting examples of the Compounds of Formula (I) include compound 44 The Compounds of Formula (II) can be useful for inhibiting HCV viral replication or replicon activity, and for treating or pre-venting HCV infection in a patient.
    Type: Application
    Filed: May 28, 2010
    Publication date: June 27, 2013
    Inventors: Kevin X. Chen, Anilkumar Gopinadhan Nair, Qingbei Zeng, Stuart B. Rosenblum, Joseph A. Kozlowski, F. George Njoroge
  • FUSED TRICYCLIC COMPOUNDS AND METHODS OF USE THEREOF FOR THE TREATMENT OF VIRAL DISEAS
    Publication number: 20130156731
    Abstract: The present invention relates to novel Fused Tricyclic Compounds, compositions comprising at least one Fused Tricyclic Compound, and methods of using Fused Tricyclic Compounds for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Application
    Filed: December 20, 2010
    Publication date: June 20, 2013
    Inventors: Kevin X. Chen, Stuart B. Rosenblum, Joseph A. Kozlowski, F. George Njoroge
  • 3-aminosulfonyl substituted indole derivatives and methods of use thereof
    Patent number: 8377928
    Abstract: The present invention relates to 3-Aminosulfonyl Substituted Indole Derivatives of Formula (I): The invention also relates to compositions comprising at least one 3-Aminosulfonyl Substituted Indole Derivative, and methods of using the 3-Aminosulfonyl Substituted Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: February 19, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin X. Chen, Stuart B. Rosenblum, F. George Njoroge, Joseph A. Kozlowski
  • FUSED TRICYCLIC COMPOUNDS AND DERIVATIVES THEREOF USEFUL FOR THE TREATMENT OF VIRAL DISEASES
    Publication number: 20120276047
    Abstract: The present invention relates to novel fused tricyclic compounds, compositions comprising at least one fused tricyclic compound, and methods of using fused tricyclic compounds for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Application
    Filed: November 23, 2010
    Publication date: November 1, 2012
    Inventors: Stuart B. Rosenblum, Kevin X. Chen, Joseph A. Kozlowski, F. George Njoroge
  • ANTIVIRAL COMPOUNDS OF THREE LINKED ARYL MOIETIES TO TREAT DISEASES SUCH AS HEPATITIS C
    Publication number: 20120258078
    Abstract: The present invention relates to novel Linked Tricyclic Aryl Compounds, compositions comprising at least one Linked Tricyclic Compound, and methods of using Linked Tricyclic Aryl Compounds for treating or preventing HCV infection in a patient.
    Type: Application
    Filed: May 28, 2010
    Publication date: October 11, 2012
    Applicant: Schering Corporation
    Inventors: Qingbei Zeng, Kevin X. Chen, Anilkumar Gopinadhan Nair, Stuart B. Rosenblum, Joseph A. Kozlowski, F. George Njoroge
  • FUSED TRICYCLIC ARYL COMPOUNDS USEFUL FOR THE TREATMENT OF VIRAL DISEASES
    Publication number: 20120251491
    Abstract: The present invention relates to novel Fused Tricyclic Aryl Compounds, compositions comprising at least one Fused Tricyclic Aryl Compound, and methods of using the Fused Tricyclic Aryl Compounds for treating or preventing HCV infection in a patient.
    Type: Application
    Filed: May 12, 2010
    Publication date: October 4, 2012
    Inventors: Stuart B. Rosenblum, Kevin X. Chen, Joseph A. Kozlowski, F. George Njoroge, Craig A. Coburn
  • 5, 6-ring annulated indole derivatives and use thereof
    Patent number: 8268803
    Abstract: The present invention relates to 5,6-ring annulated indole derivatives of the formula (I), compositions comprising at least one 5,6-ring annulated indole derivatives, and methods of using the 5,6-ring annulated indole derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: September 18, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Frank Bennett, Srikanth Venkatraman, F. George Njoroge, Kevin X. Chen, Neng-Yang Shih, Stuart B. Rosenblum, Joseph A. Kozlowski
  • 2,3-substituted indole derivatives for treating viral infections
    Patent number: 8143305
    Abstract: The present invention relates to 2,3-Substituted Indole Derivatives, compositions comprising at least one 2,3-Substituted Indole Derivative, and methods of using the 2,3-Substituted Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: March 27, 2012
    Assignee: Schering Corporation
    Inventors: Gopinadhan N. Anilkumar, Frank Bennett, Tin-Yau Chan, Kevin X. Chen, Mousumi Sannigrahi, Francisco Velazquez, Srikanth Venkatraman, Qingbei Zeng, Jose S. Duca, Charles A. Lesburg, Joseph A. Kozlowski, F. George Njoroge, Stuart B. Rosenblum, Neng-Yang Shih, Stephen J. Gavalas, Yueheng Jiang, Patrick A. Pinto, Haiyan Pu, Oleg B. Selyutin, Bancha Vibulbhan, Li Wang, Wanli Wu, Weiying Yang, Yuhua Huang, Hsueh-Cheng Huang, Robert Palermo, Boris Feld
  • Sulfur compounds as inhibitors of hepatitis C virus NS3 serine protease
    Patent number: 8067379
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Grant
    Filed: February 24, 2005
    Date of Patent: November 29, 2011
    Assignee: Schering Corporation
    Inventors: Frank Bennett, Raymond G. Lovey, Yuhua Huang, Siska Hendrata, Anil K. Saksena, Stephane L. Bogen, Yi-Tsung Liu, F. George Njoroge, Srikanth Venkatraman, Kevin X. Chen, Mousumi Sannigrahi, Ashok Arasappan, Viyyoor M. Girijavallabhan, Francisco Velazquez, Latha G. Nair
  • TRICYCLIC INDOLE DERIVATIVES AND METHODS OF USE THEREOF
    Publication number: 20110189127
    Abstract: The present invention relates to Tricyclic Indole Derivatives, compositions comprising at least one Tricyclic Indole Derivatives, and methods of using the Tricyclic Indole Derivatives for treating or preventing a viral infection or a virus-related disorder in a patient.
    Type: Application
    Filed: June 10, 2009
    Publication date: August 4, 2011
    Inventors: Srikanth Venkatraman, Anilkumar Gopinadhan Nair, Kevin X. Chen, Francisco Valazquez, Qingbei Zeng, Duan Liu, Yueheng Jiang, Joseph A. Kozlowski, F. George Njoroge, Stuart B. Rosenblum, Stephen J. Gavalas, Patrick A. Pinto, Oleg B. Selyutin, Bancha Vibulbhan
  • NOVEL PEPTIDES AS NS3-SERINE PROTEASE INHIBITORS OF HEPATITIS C VIRUS
    Publication number: 20110117057
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: December 20, 2010
    Publication date: May 19, 2011
    Applicants: SCHERING CORPORATION, DENDREON CORPORATION
    Inventors: Anil K. Saksena, Viyyoor Moopil Girijavallabhan, Raymond G. Lovey, Edwin Jao, Frank Bennett, Jinping L. McCormick, Haiyan Wang, Russell E. Pike, Stephane L. Bogen, Tin-Yau Chan, Yi-Tsung Liu, Zhaoning Zhu, F. George Njoroge, Ashok Arasappan, Tejal Parekh, Ashit K. Ganguly, Kevin X. Chen, Srikanth Venkatraman, Henry A. Vaccaro, Patrick A. Pinto, Bama Santhanam, Scott Jeffrey Kemp, Odile Esther Levy, Marguerita Lim-Wilby, Susan Y. Tamura, Wanli Wu, Siska Hendrata, Yuhua Huang
  • Peptides as NS3-serine protease inhibitors of hepatitis C virus
    Patent number: RE43298
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: April 3, 2012
    Assignees: Schering Corporation, Dendreon Corporation
    Inventors: Anil K. Saksena, Viyyoor Moopil Girijavallabhan, Raymond G. Lovey, Edwin Jao, Frank Bennett, Jinping L. McCormick, Haiyan Wang, Russell E. Pike, Stephane L. Bogen, Tin-Yau Chan, Yi-Tsung Liu, Zhaoning Zhu, F. George Njoroge, Ashok Arasappan, Tejal Parekh, Ashit K. Ganguly, Kevin X. Chen, Srikanth Venkatraman, Henry M. Vaccaro, Patrick A. Pinto, Bama Santhanam, Scott Jeffrey Kemp, Odile Esther Levy, Marguerita Lim-Wilby, Susan Y. Tamura, Wanli Wu, Siska Hendrata, Yuhua Huang