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).
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Patent number: 11384062Abstract: 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: GrantFiled: March 31, 2018Date of Patent: July 12, 2022Assignee: CombiPhos Catalysts, Inc.Inventors: George Y. Li, Bin Tao, Duanjie Hou
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Publication number: 20210300895Abstract: 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: ApplicationFiled: March 31, 2018Publication date: September 30, 2021Applicant: CombiPhos Catalysts, Inc.Inventors: George Y. Li, Bin Tao, Duanjie Hou
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Publication number: 20160289191Abstract: 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: ApplicationFiled: October 9, 2015Publication date: October 6, 2016Applicants: XENON PHARMACEUTICALS INC., NOVARTIS AGInventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia
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Patent number: 9187426Abstract: 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: GrantFiled: June 25, 2009Date of Patent: November 17, 2015Assignees: Novartis AG, Xenon PharmaceuticalsInventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia
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Publication number: 20140024583Abstract: 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: ApplicationFiled: July 15, 2013Publication date: January 23, 2014Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
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Patent number: 8541457Abstract: 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: GrantFiled: June 5, 2006Date of Patent: September 24, 2013Assignee: Xenon Pharmaceuticals Inc.Inventors: Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Zaihui Zhang
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Patent number: 8501746Abstract: 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: GrantFiled: June 4, 2007Date of Patent: August 6, 2013Assignees: Xenon Pharmaceuticals Inc., Novartis AGInventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
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Patent number: 8466188Abstract: 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: GrantFiled: October 12, 2007Date of Patent: June 18, 2013Assignee: 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
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Publication number: 20130096056Abstract: 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: ApplicationFiled: September 14, 2012Publication date: April 18, 2013Applicant: XENON PHARMACEUTICALS INC.Inventors: Jianmin Fu, Duanjie Hou, Rajender Kamboj, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Serguei Sviridov, Zaihui Zhang
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Patent number: 8318949Abstract: 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: GrantFiled: September 21, 2011Date of Patent: November 27, 2012Assignee: Novartis AGInventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Shaoyi Sun, Zaihui Zhang
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Publication number: 20120122909Abstract: 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: ApplicationFiled: April 1, 2011Publication date: May 17, 2012Applicant: 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
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Patent number: 8106087Abstract: 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: GrantFiled: December 30, 2009Date of Patent: January 31, 2012Assignee: 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
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Publication number: 20120014906Abstract: 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: ApplicationFiled: September 21, 2011Publication date: January 19, 2012Applicants: XENON PHARMACEUTICALS INC., NOVARTIS AGInventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Shaoyi Sun, Zaihui Zhang
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Patent number: 8071603Abstract: 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: GrantFiled: September 20, 2005Date of Patent: December 6, 2011Assignee: Xenon Pharmaceuticals Inc.Inventors: Rajender Kamboj, Zaihui Zhang, Serguei Sviridov, Vandna Raina, Duanjie Hou, Vishnumurthy Kodumuru, Mehran Seid Bagherzadeh
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Patent number: 8049016Abstract: 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: GrantFiled: February 20, 2009Date of Patent: November 1, 2011Assignees: Novartis AG, Xenon Pharmaceuticals IncInventors: Sultan Chowdhury, Natalie Dales, Julia Fonarev, Jianmin Fu, Duanjie Hou, Qi Jia, Vishnumurthy Kodumuru, Natalia Pokrovskaia, Shaoyi Sun, Zaihui Zhang
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Publication number: 20110251224Abstract: 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: ApplicationFiled: April 1, 2011Publication date: October 13, 2011Inventors: 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
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Patent number: 8026360Abstract: 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: GrantFiled: August 13, 2009Date of Patent: September 27, 2011Assignee: Xenon Pharmaceuticals Inc.Inventors: Rajender Kamboj, Zaihui Zhang, Jianmin Fu, Vandna Raina, Serguei Sviridov, Vishnumurthy Kodumuru, Nagasree Chakka, Shifeng Lui, Shaoyi Sun, Duanjie Hou
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Publication number: 20110172282Abstract: 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: ApplicationFiled: October 12, 2007Publication date: July 14, 2011Applicant: 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
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Patent number: 7951805Abstract: 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: GrantFiled: September 20, 2005Date of Patent: May 31, 2011Assignee: 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
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Publication number: 20110105530Abstract: 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: ApplicationFiled: June 25, 2009Publication date: May 5, 2011Inventors: Natalie Dales, Zaihui Zhang, Jianmin Fu, Duanjie Hou, Shaoyi Sun, Vishnumurthy Kodumuru, Natalia Pokrovskaia