Patents by Inventor Rudrajit Mal

Rudrajit Mal 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: 11230543
    Abstract: The present invention relates to biaryl monobactam compounds of Formula I: and pharmaceutically acceptable salts thereof, wherein X, Y, Z, A1, Q, A2, M, W, RX and Rz are as defined herein. The present invention also relates to compositions which comprise a biaryl monobactam compound of the invention or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. The invention further relates to methods for treating a bacterial infection comprising administering to the patient a therapeutically effective amount of a compound of the invention, either alone or in combination with a therapeutically effective amount of a second beta-lactam antibiotic.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: January 25, 2022
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Weiguo Liu, Fa-Xiang Ding, Wanying Sun, Yi Zang, Weidong Pan, Anthony Ogawa, Linda Brockunier, Xianhai Huang, Hongwu Wang, Rudrajit Mal, Tesfaye Biftu, Min Park, Yan Guo, Jinlong Jiang, Helen Y. Chen, Christopher W. Plummer
  • Publication number: 20200361928
    Abstract: The present invention relates to biaryl monobactam compounds of Formula I and pharmaceutically acceptable salts thereof, wherein X, Y, Z, A1, Q, A2, M, W, RX and Rz are as defined herein. The present invention also relates to compositions which comprise a biaryl monobactam compound of the invention or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. The invention further relates to methods for treating a bacterial infection comprising administering to the patient a therapeutically effective amount of a compound of the invention, either alone or in combination with a therapeutically effective amount of a second beta-lactam antibiotic.
    Type: Application
    Filed: June 25, 2020
    Publication date: November 19, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Weiguo Liu, Fa-Xiang Ding, Wanying Sun, Yi Zang, Weidong Pan, Anthony Ogawa, Linda Brockunier, Xianhai Huang, Hongwu Wang, Rudrajit Mal, Tesfaye Biftu, Min Park, Yan Guo, Jinlong Jiang, Helen Y. Chen, Christopher W. Plummer
  • Publication number: 20180339983
    Abstract: The present invention relates to biaryl monobactam compounds of Formula I: and pharmaceutically acceptable salts thereof, wherein X, Y, Z, A1, Q, M, W, RX and Rz are as defined herein. The present invention also relates to compositions which comprise a biaryl monobactam compound of the invention or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. The invention further relates to methods for treating a bacterial infection comprising administering to the patient a therapeutically effective amount of a compound of the invention, either alone or in combination with a therapeutically effective amount of a second beta-lactam antibiotic.
    Type: Application
    Filed: December 12, 2016
    Publication date: November 29, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Weiguo Liu, Fa-Xiang Ding, Wanying Sun, Yi Zang, Weidong Pan, Anthony Ogawa, Linda Brockunier, Xianhai Huang, Hongwu Wang, Rudrajit Mal, Tesfaye Biftu, Min Park, Yan Guo, Jinlong Jiang, Helen Y. Chen, Christopher W. Plummer
  • 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
  • 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
  • Patent number: 9809545
    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.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: November 7, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Anthony Ogawa, Scott Edmondson, Mark Erion, Santhosh Neelamkavil, Zhuyan Guo, Rudrajit Mal, Jiafang He, Weiguo Liu, Ellen K. Vande Bunte
  • Patent number: 9663527
    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: February 6, 2015
    Date of Patent: May 30, 2017
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: Santhosh F. Neelamkavil, Scott D. Edmondson, Zhuyan Guo, Alan W. Hruza, Zahid Hussain, Charles A. Lesburg, Remond Moningka, Anthony K. Ogawa, Rudrajit Mal
  • Publication number: 20160347757
    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: February 6, 2015
    Publication date: December 1, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Santhosh F. Neelamkavil, Scott D. Edmondson, Zhuyan Guo, Alan W. Hruza, Zahid Hussain, Charles A. Lesburg, Remond Moningka, Anthony K. Ogawa, Rudrajit Mal
  • Patent number: 9403807
    Abstract: The present invention is directed to compounds of the Formula I as well as pharmaceutically acceptable salts thereof, that are useful for treating aldosterone-mediated diseases. The invention furthermore relates to processes for preparing compounds of the Formula I, to their use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of the Formula I.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: August 2, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis
  • Publication number: 20160046581
    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.
    Type: Application
    Filed: March 21, 2014
    Publication date: February 18, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Anthony Ogawa, Scott Edmondson, Mark Erion, Santhosh Neelamkavil, Zhuyan Guo, Rudrajit Mal, Jiafang He, Weiguo Liu, Ellen K. Vande Bunte
  • Publication number: 20150284376
    Abstract: The present invention is directed to compounds of the Formula I as well as pharmaceutically acceptable salts thereof, that are useful for treating aldosterone-mediated diseases. The invention furthermore relates to processes for preparing compounds of the Formula I, to their use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of the Formula I.
    Type: Application
    Filed: December 2, 2014
    Publication date: October 8, 2015
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis
  • Patent number: 8933113
    Abstract: Disclosed are the compounds of the Formula (I) as well as pharmaceutically acceptable salts thereof, which are useful for treating aldosterone-mediated diseases. The processes for preparing compounds of the Formula (I), the use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and the pharmaceutical compositions which comprise compounds of the formula (I) are disclosed too.
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: January 13, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis
  • Publication number: 20130331419
    Abstract: Disclosed are the compounds of the Formula (I) as well as pharmaceutically acceptable salts thereof, which are useful for treating aldosterone-mediated diseases. The processes for preparing compounds of the Formula (I), the use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and the pharmaceutical compositions which comprise compounds of the formula (I) are disclosed too.
    Type: Application
    Filed: January 19, 2012
    Publication date: December 12, 2013
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis