Patents by Inventor Junko Ohkanda

Junko Ohkanda 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).

  • Patent number: 7767706
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Grant
    Filed: February 25, 2008
    Date of Patent: August 3, 2010
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Avinash Phadke, Dawei Chen, Milind Deshpande, Andrew Thurkauf, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Patent number: 7718671
    Abstract: Substituted arylthiourea compounds of Formula I, and the pharmaceutically acceptable salts of such compounds, useful as antiviral agents, are provided herein. Certain substituted arylthioureas disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions containing one or more substituted arylthiourea compounds and one or more pharmaceutically acceptable carriers, excipients, or diluents are provided herein. Such pharmaceutical compositions may contain a substituted arylthiourea as the only active agent or may contain a combination of a substituted arylthiourea derivative and one or more other pharmaceutically active agents. Methods of treating Hepatitis C viral infections in mammals are also provided herein.
    Type: Grant
    Filed: July 8, 2004
    Date of Patent: May 18, 2010
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Avinash Phadke, Jesse Quinn, Junko Ohkanda, Andrew Thurkauf, Yiping Shen, Cuixian Liu, Dawei Chen, Shouming Li, Xiangzhu Wang
  • Publication number: 20090023730
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Application
    Filed: February 25, 2008
    Publication date: January 22, 2009
    Applicant: ACHILLION PHARMACEUTICALS
    Inventors: Avinash Phadke, Dawei Chen, Milind Deshpande, Andrew Thurkauf, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Patent number: 7476686
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: January 13, 2009
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Dawei Chen, Milind Deshpande, Andrew Thurkauf, Avinash Phadke, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Patent number: 7365068
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Grant
    Filed: May 17, 2005
    Date of Patent: April 29, 2008
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Avinash Phadke, Dawei Chen, Milind Deshpande, Andrew Thurkauf, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Patent number: 7094807
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: August 22, 2006
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Dawei Chen, Milind Deshpande, Andrew Thurkauf, Avinash Phadke, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Publication number: 20060167269
    Abstract: The present invention relates to compounds according to the formula (I): Where RA is a C1-C10 substituted or unsubstituted linear, branch-chained or cyclic alkyl or alkenyl group or a phenyl group according to the formula (II): RB is a C1-C10 substituted or unsubstituted linear, branch-chained or cyclic alkyl or alkenyl group or a phenyl group of the formula (III): R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are each independently selected from H, C1-C10 (preferably a C1-C4) alkyl or alkenyl group, CF3, F, Cl, Br, I, CN, NO2, NH2, NHR, NRR, COR (acyl group), OR (hydroxyl or ether group), CO2R (carboxylic acid or ester group), or COSR (thioester group) where R is H or a C1-C10 (preferably a C1-C4) alkyl or alkenyl group, an unsubstituted or substituted aryl (preferably, phenyl) or heterocycle group, or a (IV) group, where R3 is H, a C1-C10 (preferably a C1-C4) alkyl, alkenyl, ether or a thioether group; and R11 and R12 are independently selected from H or a C1-C3 alkyl or alkenyl group, or a pharmaceutically ac
    Type: Application
    Filed: July 11, 2002
    Publication date: July 27, 2006
    Inventors: Andrew Hamilton, Wesley Van Voorhis, Kohei Yokoyama, Fredericks Bucker, Junko Ohkanda, Michael Gelb, Jeffrey Lockman
  • Publication number: 20060025416
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Application
    Filed: May 17, 2005
    Publication date: February 2, 2006
    Inventors: Avinash Phadke, Dawei Chen, Milind Deshpande, Andrew Thurkauf, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Publication number: 20060014836
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.
    Type: Application
    Filed: December 17, 2004
    Publication date: January 19, 2006
    Inventors: Dawei Chen, Milind Deshpande, Andrew Thurkauf, Avinash Phadke, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
  • Publication number: 20050032849
    Abstract: Substituted arylthiourea compounds of Formula I, and the pharmaceutically acceptable salts of such compounds, useful as antiviral agents, are provided herein. Certain substituted arylthioureas disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions containing one or more substituted arylthiourea compounds and one or more pharmaceutically acceptable carriers, excipients, or diluents are provided herein. Such pharmaceutical compositions may contain a substituted arylthiourea as the only active agent or may contain a combination of a substituted arylthiourea derivative and one or more other pharmaceutically active agents. Methods of treating Hepatitis C viral infections in mammals are also provided herein.
    Type: Application
    Filed: July 8, 2004
    Publication date: February 10, 2005
    Inventors: Avinash Phadke, Jesse Quinn, Junko Ohkanda, Andrew Thurkauf, Yiping Shen, Cuixian Liu, Dawei Chen, Shouming Li
  • Publication number: 20040138205
    Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I 1
    Type: Application
    Filed: November 18, 2003
    Publication date: July 15, 2004
    Inventors: Dawei Chen, Milind Deshpande, Andrew Thurkauf, Avinash Phadke, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li