Patents by Inventor Rongze Kuang

Rongze Kuang 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: 20220040184
    Abstract: In its many embodiments, the present invention provides certain substituted amino triazolopyrimidine and amino triazolopyrazine compounds of Formula (IA) and Formula (IB): and, and pharmaceutically acceptable salts thereof, wherein, R1, n, R2, and R3 are as defined herein, pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other therapeutically active agents), and methods for their preparation and use, alone and in combination with other therapeutic agents, as antagonists of A2a and/or A2b receptors, and their use in the treatment of a variety of diseases, conditions, or disorders that are mediated, at least in part, by the adenosine A2a receptor and/or the adenosine A2b receptor.
    Type: Application
    Filed: November 15, 2019
    Publication date: February 10, 2022
    Applicant: Merck Sharp Dohme Corp.
    Inventors: Zachary G. Brill, Amjad Ali, Jared Cumming, Duane DeMong, Qiaolin Deng, Gioconda V. Gallo-Etienne, Thomas H. Graham, Rongze Kuang, Matthew A. Larsen, Yeon-Hee Lim, Kun Liu, Umar Faruk Mansoor, Jesus Moreno, Brandon A. Vara, Huijun Wang, Yonglian Zhang
  • Publication number: 20210395255
    Abstract: In its many embodiments, the present invention provides certain substituted amino triazolopyrimidine and amino triazolopyrazine compounds of Formula (IA) and Formula (IB): or and pharmaceutically acceptable salts thereof, wherein, R1, R2, and R3 are as defined herein, pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other therapeutically active agents), and methods for their preparation and use, alone and in combination with other therapeutic agents, as antagonists of A2a and/or A2b receptors, and their use in the treatment of a variety of diseases, conditions, or disorders that are mediated, at least in part, by the adenosine A2a receptor and/or the adenosine A2b receptor.
    Type: Application
    Filed: November 15, 2019
    Publication date: December 23, 2021
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Zachary G. Brill, Amjad Ali, Jared Cumming, Duane DeMong, Qiaolin Deng, Thomas H. Graham, Rongze Kuang, Yeon-Hee Lim, Christopher W. Plummer, Jenny Lorena Rico Duque, Huijun Wang, Yonglian Zhang, Kake Zhao
  • Patent number: 11046714
    Abstract: The present invention is directed to 2,2-difluorodioxolo compounds that are antagonists of A2A receptor. The present invention is also directed to uses of the 2,2-difluorodioxolo compounds described herein in the potential treatment or prevention of neurological disorders and diseases in which A2A receptor are involved. The present invention is also directed to pharmaceutical compositions comprising these compounds and to uses of these pharmaceutical compositions in the prevention or treatment of such diseases in which A2A receptors are involved.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: June 29, 2021
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Ali Amjad, Gioconda V. Gallo, Timothy J. Henderson, Rongze Kuang, Yeon-Hee Lim, Michael Man-Chu Lo, Edward Metzger, Manuel de Lera Ruiz, Andrew Stamford, Paul Tempest, Brent Whitehead, Heping Wu
  • Publication number: 20210053973
    Abstract: Disclosed are compounds having the structure of Formula I, or a pharmaceutically acceptable salt of any thereof: wherein: “Z” and R1 are defined herein, which compounds are believed suitable for use in selectively antagonizing the A2a receptors, for example, those found in high density in the basal ganglia. Such compounds and pharmaceutical formulations are believed to be useful in treatment or management of neurodegenerative diseases, for example, Parkinson's disease, or movement disorders arising from use of certain medications used in the treatment or management of Parkinson's disease.
    Type: Application
    Filed: December 10, 2018
    Publication date: February 25, 2021
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Amjad ALI, Yeon-Hee LIM, Gioconda V. GALLO-ETIENNE, Joseph Michael KELLY, Michael BERLIN, Pauline TING, Jayaram R. TAGAT, Dong XIAO, Rongze KUANG, Heping WU, Hongwu WANG
  • Patent number: 10822338
    Abstract: The present invention is directed to compounds of generic formula (I): or pharmaceutically acceptable salts thereof that are believed to be useful as an A2A-receptor antagonist. The invention is further directed to methods of treating a patient (preferably a human) for diseases or disorders in which the A2A-receptor is involved. The invention further involves use of the compounds as an A2A-receptor antagonist and/or inhibitor for the preparation of a medicament for the treatment and/or prevention of diseases associated with inhibiting the receptor, which includes central nervous system disorders such as Parkinson's disease. The invention is also directed to pharmaceutical compositions which include an effective amount of a compound of formula (I), or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, and the use of the compounds and pharmaceutical compositions of the invention in the treatment of such diseases.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: November 3, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Xianhai Huang, Yeon-Hee Lim, Rongze Kuang, Heping Wu, Rajan Anand, Younong Yu, Edward Metzger, Michael Man-Chu Lo, Pauline C. Ting, Andrew W. Stamford, Paul Tempest
  • Patent number: 10472347
    Abstract: Disclosed are compounds of Formula A and Formula A-1, or a salt thereof, and pharmaceutical formulations (pharmaceutical compositions) comprising those compounds, or a salt thereof; wherein “R1”, “RA-1”, “R2”, “R3”, and “Het” are defined herein above, which compounds are believed suitable for use in selectively antagonizing the A2a receptors, for example, those found in high density in the basal ganglia. Such compounds and pharmaceutical formulations are believed to be useful in treatment or management of neurodegenerative diseases, for example, Parkinson's disease, or movement disorders arising from use of certain medications used in the treatment or management of Parkinson's disease.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: November 12, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Rongze Kuang, Pauline Ting, Amjad Ali, Heping Wu, Michael Berlin, Andrew Stamford, Hongwu Wang, Gang Zhou, David Kim, Qiaolin Deng, Yeon-Hee Lim, Younong Yu
  • Publication number: 20180362530
    Abstract: The present invention is directed to compounds of generic formula (I): or pharmaceutically acceptable salts thereof that are believed to be useful as an A2A-receptor antagonist. The invention is further directed to methods of treating a patient (preferably a human) for diseases or disorders in which the A2A-receptor is involved. The invention further involves use of the compounds as an A2A-receptor antagonist and/or inhibitor for the preparation of a medicament for the treatment and/or prevention of diseases associated with inhibiting the receptor, which includes central nervous system disorders such as Parkinson's disease. The invention is also directed to pharmaceutical compositions which include an effective amount of a compound of formula (I), or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, and the use of the compounds and pharmaceutical compositions of the invention in the treatment of such diseases.
    Type: Application
    Filed: July 5, 2016
    Publication date: December 20, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Xianhai Huang, Yeon-Hee Lim, Rongze Kuang, Heping Wu, Rajan Anand, Younong Yu, Edward Metzger, Michael Man-Chu LO, Pauline C. Ting, Andrew W. Stamford, Paul Tempest
  • Patent number: 10143681
    Abstract: The present invention provides a compound of Formula I and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: December 4, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Rongze Kuang, Puneet Kumar, Joseph L. Duffy, Cheng Zhu, Amjad Ali, Meng Yang, John S. Debenham
  • Patent number: 10138212
    Abstract: The present invention is directed to compounds of generic formula I: or pharmaceutically acceptable salts thereof that are believed to be useful as an A2A-receptor antagonist.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: November 27, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Rongze Kuang, Yeon-Hee Lim, Michael Man-Chu Lo, Pauline C. Ting, Purakkattle Biju, Manuel de Lera Ruiz, Sylvia J. Degrado, Alexander L. Tung, Timothy J. Henderson, Liwu Hong, Jae-Hun Kim, Dong Won-Shik Kim, Joe Lee, Jie Wu, Heping Wu, Yushi Xiao, Tao Yu, Gang Zhou, Xiaohong Zhu, Kevin D. McCormick, Jayaram R. Tagat, Dong Xiao, Tanweer Khan, Jianhua Cao, Michael Berlin, Yonglian Zhang
  • Publication number: 20180327385
    Abstract: Disclosed are compounds of Formula A and Formula A-1, or a salt thereof, and pharmaceutical formulations (pharmaceutical compositions) comprising those compounds, or a salt thereof; wherein “R1”, “RA-1”, “R2”, “R3”, and “Het” are defined herein above, which compounds are believed suitable for use in selectively antagonizing the A2a receptors, for example, those found in high density in the basal ganglia. Such compounds and pharmaceutical formulations are believed to be useful in treatment or management of neurodegenerative diseases, for example, Parkinson's disease, or movement disorders arising from use of certain medications used in the treatment or management of Parkinson's disease.
    Type: Application
    Filed: November 13, 2015
    Publication date: November 15, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Rongze KUANG, Pauline Ting, Amjad Ali, Heping Wu, Michael Berlin, Andrew Stamford, Hongwu Wang, Gang Zhou, David Kim, Qiaolin Deng, Yeon-Hee Lim, Younong Yu
  • Patent number: 10081617
    Abstract: The present invention provides a compound of Formula (I); and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: September 25, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Eric Mertz, Scott D. Edmondson, Sung-Sau So, Wanying Sun, Weiguo Liu, Santhosh F. Neelamkavil, Ying-Duo Gao, Alan Hruza, Yi Zang, Amjad Ali, Rudrajit Mal, Jiafang He, Rongze Kuang, Heping Wu, Anthony K. Ogawa, Andrew F. Nolting
  • Patent number: 10011585
    Abstract: The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoaguability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: July 3, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Weiguo Liu, Scott D Edmondson, Zhuyan Guo, Alan Hruza, Sung-Sau So, Wanying Sun, Amjad Ali, Rongze Kuang, Ying-Duo Gao, Anthony K Ogawa
  • Patent number: 10011615
    Abstract: Disclosed are compounds of Formula G1: where “RG3”. “Rd1” to “Rd4”, “n”, “m”, “p”, “W”, “X”, “Y”, and “Z” are defined herein, which compounds are antagonists of A2A receptor. Disclosed herein also are uses of the compounds described herein as antagonists of the A2A receptor in the potential treatment or prevention of neurological disorders and diseases in which A2A receptors are involved. Disclosed herein also are pharmaceutical compositions comprising these compounds and uses of these pharmaceutical compositions.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: July 3, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Michael Man-Chu Lo, Yeon-Hee Lim, Andrew Stamford, Rongze Kuang, Paul Tempest, Younong Yu, Xianhai Huang, Timothy J. Henderson, Jae-Hun Kim, Christopher Boyce, Pauline Ting, Junying Zheng, Edward Metzger, Nicolas Zorn, Dong Xiao, Gioconda V. Gallo, Walter Won, Heping Wu, Qiaolin Deng
  • Publication number: 20180079743
    Abstract: The present invention provides a compound of Formula (I); and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Application
    Filed: April 11, 2016
    Publication date: March 22, 2018
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Eric Mertz, Scott D. Edmondson, Sung-Sau So, Wanying Sun, Weiguo Liu, Santhosh F. Neelamkavil, Ying-Duo Gao, Alan Hruza, Yi Zang, Amjad Ali, Rudrajit Mal, Jiafang He, Rongze Kuang, Heping Wu, Anthony K. Ogawa, Andrew F. Nolting
  • Publication number: 20180050022
    Abstract: The present invention provides a compound of Formula I and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Application
    Filed: August 21, 2017
    Publication date: February 22, 2018
    Applicant: MERCK SHARP & DOHME CORP
    Inventors: Dong-Ming Shen, Rongze Kuang, Puneet Kumar, Joseph L. Duffy, Cheng Zhu, Amjad Ali, Meng Yang, John S. Debenham
  • Publication number: 20180037554
    Abstract: The present invention is directed to compounds of generic formula I: or pharmaceutically acceptable salts thereof that are believed to be useful as an A2A-receptor antagonist.
    Type: Application
    Filed: February 1, 2016
    Publication date: February 8, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Rongze Kuang, Yeon-Hee Lim, Michael Man-Chu Lo, Pauline C. Ting, Purakkattle Biju, Manuel de Lera Ruiz, Sylvia J. Degrado, Alexander L. Tung, Timothy J. Henderson, Liwu Hong, Jae-Hun Kim, Dong Won-Shik Kim, Joe Lee, Jie Wu, Heping Wu, Yushi Xiao, Tao Yu, Gang Zhou, Xiaohong Zhu, Kevin D. McCormick, Jayaram R. Tagat, Dong Xiao, Tanweer Khan, Jianhua Cao, Michael Berlin, Yonglian Zhang
  • Patent number: 9868727
    Abstract: The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: January 16, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Weiguo Liu, Scott D. Edmondson, Zhuyan Guo, Sung-Sau So, Anthony K. Ogawa, Rongze Kuang, Heping Wu, Amjad Ali, Ying-Duo Gao, Yu Jiang, Chunsing Li, Tingting Yu
  • Patent number: 9783530
    Abstract: The present invention provides a compound of Formula I (The chemical formula should be inserted here.) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: October 10, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Weiguo Liu, Scott D. Edmondson, Zhuyan Guo, Eric Mertz, Anthony K. Ogawa, Sung-Sau So, Wanying Sun, Linda L. Brockunier, Amjad Ali, Rongze Kuang, Heping Wu
  • Publication number: 20170240523
    Abstract: The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoaguability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Application
    Filed: July 23, 2015
    Publication date: August 24, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Weiguo Liu, Scott D Edmondson, Zhuyan Guo, Alan Hruza, Sung-Sau So, Wanying Sun, Amjad All, Rongze Kuang, Ying-Duo Gao, Anthony K Ogawa
  • Publication number: 20170210732
    Abstract: The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
    Type: Application
    Filed: July 23, 2015
    Publication date: July 27, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Weiguo Liu, Scott D. Edmondson, Zhuyan Guo, Sung-Sau So, Anthony K. Ogawa, Rongze Kuang, Heping Wu, Amjad Ali, Ying-Duo Gao, Yu Jiang, Chunsing Li, Tingting Yu