Patents by Inventor Zaihui Zhang

Zaihui Zhang 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: 20120010135
    Abstract: The present invention provides spiro derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: March 30, 2010
    Publication date: January 12, 2012
    Applicants: XENON PHARMACEUTICALS INC., NOVARTIS AG
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Zaihui Zhang
  • Publication number: 20120004164
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: September 13, 2011
    Publication date: January 5, 2012
    Applicants: NOVARTIS AG
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 8071603
    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, J, K, W, V, R3, R4, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: December 6, 2011
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Serguei Sviridov, Vandna Raina, Duanjie Hou, Vishnumurthy Kodumuru, Mehran Seid Bagherzadeh
  • Patent number: 8063084
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Grant
    Filed: August 13, 2007
    Date of Patent: November 22, 2011
    Assignees: Novartis AG, Xenon Pharmaceuticals Inc.
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 8049016
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: November 1, 2011
    Assignees: Novartis AG, Xenon Pharmaceuticals Inc
    Inventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Shaoyi Sun, Zaihui Zhang
  • Publication number: 20110237783
    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: December 23, 2010
    Publication date: September 29, 2011
    Applicant: Valocor Therapeutics, Inc.
    Inventors: Zaihui Zhang, Timothy S. Daynard, Mikhail A. Chafeev, Shisen Wang, Gregory B. Chopiuk, Serguei V. Sviridov
  • Patent number: 8026360
    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, G, J, K, L, M, W, R2, R3, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: September 27, 2011
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Vandna Raina, Serguei Sviridov, Vishnumurthy Kodumuru, Nagasree Chakka, Shifeng Lui, Shaoyi Sun, Duanjie Hou
  • Publication number: 20110178126
    Abstract: Pharmaceutical compositions and compounds are provided. The compounds of the invention have use as therapeutic agents, e.g., they demonstrate anti-proliferative, anti-inflammatory, anti-angiogenic, anti-migration activities. 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, e.g., anti-inflammatory, renal, and hyperproliferative disorders. The compounds of the invention are pyrazolylbenzothiazole derivatives of the following formula (1) wherein X, R1, R2, R3 and R4 are described herein.
    Type: Application
    Filed: October 22, 2010
    Publication date: July 21, 2011
    Applicant: Valocor Therapeutics, Inc.
    Inventors: Zaihui Zhang, Timothy S. Daynard, Shisen Wang, Xinyao Du, Gregory B. Chopiuk, Jun Yan, Jianxin Chen, Serguei V. Sviridov
  • Patent number: 7951805
    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): Formula (I) where x, y, G, J, L, M, V, W, R2, R3, R4, R5, R5a, R6, R6a, R7, R7a, R8, and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: May 31, 2011
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Serguei Sviridov, Shaoyi Sun, Mehran Seid Bagherzadeh, Vandna Raina, Duanjie Hou, Sultan Chowdhury, Shifeng Liu, Vishnumurthy Kodumuru, Nagasree Chakka
  • Publication number: 20110105530
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: June 25, 2009
    Publication date: May 5, 2011
    Inventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia
  • Patent number: 7919496
    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, G, J, K, L, M, W, V, R2, R3, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: April 5, 2011
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Vishnumurthy Kodumuru, Shifeng Liu, Shaoyi Sun, Nagasree Chakka
  • Patent number: 7919484
    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: Grant
    Filed: February 8, 2006
    Date of Patent: April 5, 2011
    Assignee: 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
  • Patent number: 7875728
    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: October 18, 2002
    Date of Patent: January 25, 2011
    Assignee: Valocor Therapeutics, Inc.
    Inventors: Zaihui Zhang, Timothy S Daynard, Mikhail A Chafeev, Shisen Wang, Gregory B Chopiuk, Serguei V Sviridov
  • Patent number: 7847101
    Abstract: Pharmaceutical pyrazolybenzothiazole compositions of formula (1) are provided. The compositions may be pharmaceutically acceptable salts. R1, R2 and R3 at each occurrence are independently selected from amino, aminosulfinyl, aminosulfonyl, aryl, azido, halogen, heteroalkyl, heteroaryl, hydrazinyl, hydrocarbyl, hydrogen, hydroxyl, nitro, nitroso, phosphate, phosphinate, phosphonate, phosphonium, phosphorothioate, phosphoryl, sulfamoyl, sulfate, sulfinic acid, sulfonamido, sulfonate, sulfonic acid, sulfonyl, sulfoxido, thiol, thioureido, and ureido, and R4 is selected from hydrogen, heteroalkyl, heteroaryl, and hydrocarbyl.
    Type: Grant
    Filed: July 23, 2003
    Date of Patent: December 7, 2010
    Assignee: Valocor Therapeutics, Inc.
    Inventors: Zaihui Zhang, Timothy S. Daynard, Shisen Wang, Xinyao Du, Gregory B. Chopiuk, Jun Yan, Jianxin Chen, Serguei V. Sviridov
  • Patent number: 7829712
    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, G, J, K, L, M, Q, W, V, R2, R3, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: November 9, 2010
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Serguei Sviridov, Sultan Chowdhury, Vishnumurthy Kodumuru
  • Publication number: 20100239520
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: August 22, 2007
    Publication date: September 23, 2010
    Inventors: Natalie Dales, Zaihui Zhang
  • Publication number: 20100240713
    Abstract: This invention is directed to compounds of formula (I), wherein m, formula (II), 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: June 5, 2008
    Publication date: September 23, 2010
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Jean-Jacques Cadieux, Mikhail Chafeev, Julia Fonarev, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Serguei Sviridov, Zaihui Zhang
  • Publication number: 20100233116
    Abstract: The present invention provides heterocyclic derivatives hat modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Application
    Filed: August 13, 2007
    Publication date: September 16, 2010
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 7777036
    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 y, G, K, L, M, W, V, R2, R3, R4a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: August 17, 2010
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Mehran Seid Bagherzadeh, Serguei Sviridov, Sultan Chowdhury, Shifeng Liu, Vishnumurthy Kodumuru
  • Patent number: 7767677
    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, G, J, K, L, M, V R2, R3, R4, R5, R5a, R6, R6a, R7, R7a, R8 and R8a are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: August 3, 2010
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Vishnumurthy Kodumuru, Serguei Sviridov, Kashinath Sadalapure, Shifeng Liu, Shaoyi Sun, Duanjie Hou, Nagasree Chakka