Patents by Inventor Mikhail Chafeev

Mikhail Chafeev 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: 20090131447
    Abstract: This invention is directed to the use of SCD-1 inhibitors of the formula (I): where x, y, V, W, G, J, L, M, R2, R3, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein, in combination with other drug therapies to treat adverse weight gain.
    Type: Application
    Filed: February 8, 2006
    Publication date: May 21, 2009
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Rajender Kamboj, Michael D. Winther, Robert Fraser, Mikhail Chafeev, Sultan Chowdhury, Jian-Min Fu, Duanjie Hou, Shifeng Liu, Vandna Raina, Mehran Seid Bagherzadeh, Serguei Sviridov, Kashinath Sadalapure, Shaoyi Sun, Vishnumurthy Kodumuru, Nagasree Chakka, Zaihui Zhang, Melwyn Abreo, Mikhail A. Kondratenko, Daniel F. Harvey, Cindy J. Hudson, Wenbao Li, Chi Tu, Sengen Sun, Mark W. Holladay, Heinz W. Gschwend
  • Publication number: 20090069408
    Abstract: This invention is directed to, for example, compounds of formula (I): wherein n, m, R1, R2, R3, R4, R5, R6, R7 and R8 are as defined herein, as a stereoisomer, enantiomer, tautomer thereof or mixtures thereof; or a pharmaceutically acceptable salt, solvate or prodrug thereof, for the treatment of iron disorders. This invention is also directed to pharmaceutical compositions comprising the compounds and methods of using the compounds to treat iron disorders.
    Type: Application
    Filed: March 7, 2008
    Publication date: March 12, 2009
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Mikhail Chafeev, Nagasree Chakka, Jean-Jacques Cadieux, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Jonathan Langille, Shifeng Liu, Jianyu Sun, Serguei Sviridov, Zaihui Zhang
  • Publication number: 20080234384
    Abstract: This invention is directed to compounds of formula (I): wherein m, n, R1, R2 and R3 are as defined herein, as a stereoisomer, enantiomer, tautomer thereof or mixtures thereof; or a pharmaceutically acceptable salt, solvate or prodrug thereof, for the treatment of iron disorders. This invention is also directed to pharmaceutical compositions comprising the compounds and methods of using the compounds to treat iron disorders.
    Type: Application
    Filed: March 19, 2008
    Publication date: September 25, 2008
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Mikhail Chafeev, Nagasree Chakka, Jean-Jacques Cadieux, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Jonathan Langille, Shifeng Liu, Jianyu Sun, Serguei Sviridov, Zaihui Zhang
  • Publication number: 20080103151
    Abstract: This invention is directed to heterocyclic compounds that are useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain. Pharmaceutical compositions comprising the compounds and methods of using the compounds are also disclosed.
    Type: Application
    Filed: April 20, 2006
    Publication date: May 1, 2008
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Rajender Kamboj, Shifeng Liu, Vandna Raina, Mehran Seid Bagherzadeh, Jianyu Sun, Serguei Sviridov
  • Patent number: 7335658
    Abstract: Methods of treating an SCD-mediated disease or condition in a mammal, preferably a human, are disclosed, wherein the methods comprise administering to a mammal in need thereof a compound of formula (I): where x, y, W, V, R2, R3, R4, R5, R6, R6a, R7, R7a, R8, R8a, R9 and R9a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: February 26, 2008
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Nagasree Chakka, Mikhail Chafeev, Sultan Chowdhury, Jian-Min Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Michael D Winther, Zaihui Zhang, Melwyn Abreo, Mark W Holladay, Wenbao Li, Sengen Sun, Chi Tu, Heinz W Gschwend
  • Publication number: 20070105820
    Abstract: This invention is directed to oxindole compounds that are useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain. Pharmaceutical compositions comprising the compounds and methods of using the compounds are also disclosed.
    Type: Application
    Filed: April 20, 2006
    Publication date: May 10, 2007
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Nagasree Chakka, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Duanjie Hou, Tom Hsieh, Rajender Kamboj, Shifeng Liu, Vandna Raina, Mehran Seid Bagherzadeh, Jianyu Sun, Shaoyi Sun, Serguei Sviridov
  • Publication number: 20060258659
    Abstract: This invention is directed to heterocyclic compounds that are useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain. Pharmaceutical compositions comprising the compounds and methods of using the compounds are also disclosed.
    Type: Application
    Filed: April 20, 2006
    Publication date: November 16, 2006
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Rajender Kamboj, Shifeng Liu, Vandna Raina, Mehran Seid Bagherzadeh, Jianyu Sun, Serguei Sviridov
  • Publication number: 20060252812
    Abstract: This invention is directed to spiro-oxindole compounds of formula (I): wherein k, j, Q, R1, R2a, R2b, R2c, R2d, R3a, R3b, R3c, and R3d are as defined herein, as a stereoisomer, enantiomer, tautomer thereof or mixtures thereof; or a pharmaceutically acceptable salt, solvate or prodrug thereof, which are useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain. Pharmaceutical compositions comprising the compounds and methods of preparing and using the compounds are also disclosed.
    Type: Application
    Filed: April 11, 2006
    Publication date: November 9, 2006
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Nagasree Chakka, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Duanjie Hou, Tom Hsieh, Rajender Kamboj, Shifeng Liu, Vandna Raina, Mehran Bagherzadeh, Jianyu Sun, Shaoyi Sun, Serguei Sviridov
  • Publication number: 20060252758
    Abstract: This invention is directed to spiroheterocyclic compounds of formula (I) wherein k, j, p, Q, R1, R3a, R3b, R3c, and R3d are as defined herein, as a stereoisomer, enantiomer, tautomer thereof or mixtures thereof; or a pharmaceutically acceptable salt, solvate or prodrug thereof, that are useful for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain. Pharmaceutical compositions comprising the compounds and methods of using the compounds are also disclosed.
    Type: Application
    Filed: April 11, 2006
    Publication date: November 9, 2006
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Rajender Kamboj, Shifeng Liu, Mehran Seid Bagherzadeh, Jianyu Sun, Serguei Sviridov
  • Patent number: 7105503
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention demonstrate anti-proliferative activity, and may promote apoptosis in cells lacking normal regulation of cell cycle and death. In one embodiment of the invention, pharmaceutical compositions of the compounds in combination with a physiologically acceptable carrier are provided. The pharmaceutical compositions are useful in the treatment of hyperproliferative disorders, which disorders include tumor growth, lymphoproliferative diseases, angiogenesis. The compounds of the invention are substituted pyrazoles and pyrazolines.
    Type: Grant
    Filed: February 15, 2002
    Date of Patent: September 12, 2006
    Assignee: QLT Inc.
    Inventors: Zaihui Zhang, Timothy S. Daynard, Serguei V. Sviridov, Mikhail A. Chafeev, Shisen Wang
  • Publication number: 20060009459
    Abstract: Methods of treating an SCD-mediated disease or condition in a mammal, preferably a human, are disclosed, wherein the methods comprise administering to a mammal in need thereof a compound of formula (Ia): where x, y, W, V, R2, R3, R4, R5, R6, R6a, R7, R7a, R8, R8a, R9 and R9a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Application
    Filed: February 9, 2005
    Publication date: January 12, 2006
    Inventors: Nagasree Chakka, Mikhail Chafeev, Sultan Chowdhury, Jian-Min Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Michael Winther, Zaihui Zhang, Melwyn Abreo, Mark Holladay, Wenbao Li, Sengen Sun, Chi Tu, Heinz Gschwend
  • Publication number: 20050272709
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention deomonstrate anti-proliferative activity, and may promote apoptosis in cells lacking normal regulation of cell cycle and death. In one embodiment of the invention, pharmaceutical compositions of the compounds in combination with a physiologically acceptable carrier are provided. The pharmaceutical compositions are useful in the treatment of hyperproliferative disorders, which disorders include tumor growth, lymphoproliferative diseases, angiogenesis. The compounds of the invention are substituted pyrazoles and pyrazolines.
    Type: Application
    Filed: October 18, 2002
    Publication date: December 8, 2005
    Inventors: Zaihui Zhang, Tim Daynard, Mikhail Chafeev, Shisen Wang, Greg Chopiuk, Serguei Sviridov
  • Publication number: 20050065143
    Abstract: Methods of treating an SCD-mediated disease or condition in a mammal, preferably a human, are disclosed, wherein the methods comprise administering to a mammal in need thereof a compound of formula (I): where x, y, W, V, R2, R3, R4, R5, R6, R6a, R7, R7a, R8, R8a, R9 and R9a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Application
    Filed: July 29, 2004
    Publication date: March 24, 2005
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Nagasree Chakka, Mikhail Chafeev, Sultan Chowdhury, Jian-Min Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Michael Winther, Zaihui Zhang, Melwyn Abreo, Mark Holladay, Wenbao Li, Sengen Sun, Chi Tu, Heinz Gschwend
  • Publication number: 20030060453
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention demonstrate anti-proliferative activity, and may promote apoptosis in cells lacking normal regulation of cell cycle and death. In one embodiment of the invention, pharmaceutical compositions of the compounds in combination with a physiologically acceptable carrier are provided. The pharmaceutical compositions are useful in the treatment of hyperproliferative disorders, which disorders include tumor growth, lymphoproliferative diseases, angiogenesis. The compounds of the invention are substituted pyrazoles and pyrazolines.
    Type: Application
    Filed: February 15, 2002
    Publication date: March 27, 2003
    Inventors: Zaihui Zhang, Timothy Scott Daynard, Serguei V. Sviridov, Mikhail A. Chafeev, Shisen Wang
  • Patent number: 6436915
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention have anti-proliferative activity, and may promote apoptosis in cells lacking normal regulation of cell cycle and death. In one embodiment of the invention, formulations of the compounds in combination with a physiologically acceptable carrier are provided. The pharmaceutical formulations are useful in the treatment of hyperproliferative disorders, which disorders include tumor growth, lymphoproliferative diseases, angiogenesis. The compounds of the invention are substituted pyrazoles and pyrazolines.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: August 20, 2002
    Assignee: Kinetek Pharmaceuticals, Inc.
    Inventors: Zaihui Zhang, Timothy Scott Daynard, Shisen Wang, Mikhail Chafeev
  • Publication number: 20020042501
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention have anti-proliferative activity, and may promote apoptosis in cells lacking normal regulation of cell cycle and death. In one embodiment of the invention, formulations of the compounds in combination with a physiologically acceptable carrier are provided. The pharmaceutical formulations are useful in the treatment of hyperproliferative disorders, which disorders include tumor growth, lymphoproliferative diseases, angiogenesis. The compounds of the invention are substituted pyrazoles and pyrazolines.
    Type: Application
    Filed: December 22, 2000
    Publication date: April 11, 2002
    Inventors: Zaihui Zhang, Jun Yan, Danny Leung, Penelope C. Costello, Jasbinder Sanghera, Timothy Scott Daynard, Shisen Wang, Mikhail Chafeev