Patents by Inventor Duanjie Hou

Duanjie Hou 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: 11384062
    Abstract: A deuterated compound having the structure of Formula I: or a pharmaceutically acceptable salt, solvate, or prodrug thereof; or a salt of a prodrug thereof; or a hydrate or polymorph thereof; wherein Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9, Y9?, Y10, Y10?, Y11, Y11?, Y12, Y12?, and Y13 are selected from the group consisting of hydrogen or deuterium, wherein at least one of Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9, Y9?, Y10, Y10?, Y11, Y11?, Y12, Y12?, and Y13 is deuterium; and wherein each carbon is independently optionally replaced with 13C is disclosed herein. Pharmaceutical compositions comprising the compounds of Formula (I) and the use of the compounds as inhibitors of the enzyme poly ADP ribose polymerase (PARP) for the treatment of patients with BRCA-mutation positive ovarian cancer and BRCA-positive breast cancer is also disclosed herein.
    Type: Grant
    Filed: March 31, 2018
    Date of Patent: July 12, 2022
    Assignee: CombiPhos Catalysts, Inc.
    Inventors: George Y. Li, Bin Tao, Duanjie Hou
  • Publication number: 20210300895
    Abstract: A deuterated compound having the structure of Formula I: or a pharmaceutically acceptable salt, solvate, or prodrug thereof; or a salt of a prodrug thereof; or a hydrate or polymorph thereof; wherein Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9, Y9?, Y10, Y10?, Y11, Y11?, Y12, Y12?, and Y13 are selected from the group consisting of hydrogen or deuterium, wherein at least one of Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8, Y9, Y9?, Y10, Y10?, Y11, Y11?, Y12, Y12?, and Y13 is deuterium; and wherein each carbon is independently optionally replaced with 13C is disclosed herein. Pharmaceutical compositions comprising the compounds of Formula (I) and the use of the compounds as inhibitors of the enzyme poly ADP ribose polymerase (PARP) for the treatment of patients with BRCA-mutation positive ovarian cancer and BRCA-positive breast cancer is also disclosed herein.
    Type: Application
    Filed: March 31, 2018
    Publication date: September 30, 2021
    Applicant: CombiPhos Catalysts, Inc.
    Inventors: George Y. Li, Bin Tao, Duanjie Hou
  • Publication number: 20160289191
    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: October 9, 2015
    Publication date: October 6, 2016
    Applicants: XENON PHARMACEUTICALS INC., NOVARTIS AG
    Inventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia
  • Patent number: 9187426
    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: June 25, 2009
    Date of Patent: November 17, 2015
    Assignees: Novartis AG, Xenon Pharmaceuticals
    Inventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia
  • Publication number: 20140024583
    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: July 15, 2013
    Publication date: January 23, 2014
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 8541457
    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 V, W, R1, R2, R3 and R4 are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: September 24, 2013
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Zaihui Zhang
  • Patent number: 8501746
    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: June 4, 2007
    Date of Patent: August 6, 2013
    Assignees: Xenon Pharmaceuticals Inc., Novartis AG
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 8466188
    Abstract: This invention is directed to methods of using 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, for the treatment and/or prevention of hypercholesterolemia, benign prostatic hyperplasia, pruritis and cancer.
    Type: Grant
    Filed: October 12, 2007
    Date of Patent: June 18, 2013
    Assignee: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Rajender Kamboj, Duanjie Hou, Shifeng Liu, Mehran Seid Bagherzadeh, Serguei Sviridov, Shaoyi Sun, Jianyu Sun, Nagasree Chakka, Tom Hsieh, Vandna Raina
  • Publication number: 20130096056
    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 V, W, R1, R2, R3 and R4 are defined herein. Pharmaceutical compositions comprising the compounds of formula (I) are also disclosed.
    Type: Application
    Filed: September 14, 2012
    Publication date: April 18, 2013
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Zaihui Zhang
  • Patent number: 8318949
    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: September 21, 2011
    Date of Patent: November 27, 2012
    Assignee: Novartis AG
    Inventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Shaoyi Sun, Zaihui Zhang
  • Publication number: 20120122909
    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 1, 2011
    Publication date: May 17, 2012
    Applicant: Xenon Pharmaceuticals Inc.
    Inventors: Mikhail Chafeev, Nagasree Chakka, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Duanjie Hou, Tom Hsieh, Rajender Kamboj, Shifeng Liu, Vandna Ralna, Mehran Seid Bagherzadeh, Jianyu Sun, Shaoyi Sun, Serguei Sviridov
  • Patent number: 8106087
    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: Grant
    Filed: December 30, 2009
    Date of Patent: January 31, 2012
    Assignee: 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: 20120014906
    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 21, 2011
    Publication date: January 19, 2012
    Applicants: XENON PHARMACEUTICALS INC., NOVARTIS AG
    Inventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, 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: 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: 20110251224
    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 1, 2011
    Publication date: October 13, 2011
    Inventors: Mikhail Chafeev, Nagasree Chakka, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Duanjie Hou, Tom Hsieh, Rajender Kamboj, Shifeng Liu, Vandna Ralna, Mehran Seid Bagherzadeh, Jianyu Sun, Shaoyi Sun, Serguei 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: 20110172282
    Abstract: This invention is directed to methods of using 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, for the treatment and/or prevention of hypercholesterolemia, benign prostatic hyperplasia, pruritis and cancer.
    Type: Application
    Filed: October 12, 2007
    Publication date: July 14, 2011
    Applicant: XENON PHARMACEUTICALS INC.
    Inventors: Mikhail Chafeev, Sultan Chowdhury, Robert Fraser, Jianmin Fu, Rajender Kamboj, Duanjie Hou, Shifeng Liu, Mehran Seid Bagherzadeh, Serguei Sviridov, Shaoyi Sun, Jianyu Sun, Nagasree Chakka, Tom Hsieh, Vandna Raina
  • 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