Patents by Inventor Subharekha Raghavan

Subharekha Raghavan 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: 10780092
    Abstract: The invention provides certain fused pyrazine compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, R1, R3, R4a, R5a, R5b, R6, and the subscript t are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases or disorders which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and disorders and for preparing pharmaceuticals for this purpose.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: September 22, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alan Whitehead, Olga Ornoski, Subharekha Raghavan, Raphaelle Berger, Joie Garfunkle, Zhiqiang Yang, Gang Ji, Falong Jiang, Jianmin Fu
  • Publication number: 20200140445
    Abstract: The present invention is directed to pyrazolopyrimidine compounds of the general structural formula I: which may be useful as therapeutic agents for the treatment of disorders associated with phosphodiesterase 9 (PDE9). The present invention also relates to the use of such compounds for treating cardiovascular and cerebrovascular diseases, such as hypertension, chronic kidney disease and heart failure, and neurological and psychiatric disorders, such as schizophrenia, psychosis or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 7, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Ashok ARASAPPAN, Jason M. COX, John S. DEBENHAM, Zhuyan GUO, Jiafang HE, Zahid HUSSAIN, Zhong LAI, Derun LI, Dongfang MENG, Subharekha RAGHAVAN, Sriram TYAGARAJAN
  • Publication number: 20190307753
    Abstract: The invention provides certain fused pyrazine compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, R1, R3, R4a, R5a, R5b, R6, and the subscript t are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases or disorders which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and disorders and for preparing pharmaceutical s for this purpose.
    Type: Application
    Filed: May 11, 2017
    Publication date: October 10, 2019
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Alan Whitehead, Olga Ornoski, Subharekha Raghavan, Raphaelle Berger, Joie Garfunkle, Zhiqiang Yang, Gang JI, Falong Jiang, Jianmin Fu
  • Patent number: 10428076
    Abstract: The invention provides compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, Z, R1, R2, R4, Ra, and the subscripts m, p, and q are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: October 1, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Yi-Heng Chen, Guoqing Li, Joie Garfunkle, Hong-Dong Li, Shouwu Miao, Subharekha Raghavan, Cameron J. Smith, John Stelmach, Alan Whitehead, Rui Zhang, Yong Zhang, Jianmin Fu, Gang Ji, Falong Jiang
  • Publication number: 20190282579
    Abstract: Provided are methods for treating or preventing a fibrotic disease selected from systemic sclerosis, cystic fibrosis, non-alcoholic steatohepatitis, Peyronie's disease, or interstitial lung disease; the method comprising administering a therapeutically effective amount of a compound of Formula (I) (wherein R1, R2, R3, R4, and R5 are as herein described) or a pharmaceutically acceptable salt thereof, to a patient in need of such therapy.
    Type: Application
    Filed: May 12, 2017
    Publication date: September 19, 2019
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Guizhen Dong, Subharekha Raghavan, Zhiqiang Yang
  • Patent number: 10245264
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or pharmaceutically acceptable salt thereofs, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: April 2, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Joie Garfunkle, Olga Ornoski, Dann L. Parker, Jr., Subharekha Raghavan, Libo Xu
  • Patent number: 10213429
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: February 26, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Joie Garfunkle, Olga Ornoski, Dann L. Parker, Jr., Subharekha Raghavan, Libo Xu, Zhiqiang Yang
  • Publication number: 20180354955
    Abstract: The present invention is directed to pyrazolopyrimidine compounds which may be useful as therapeutic agents for the treatment of disorders associated with phosphodiesterase 9 (PDE9). The present invention also relates to the use of such compounds for treating cardiovascular and cerebrovascular diseases, such as hypertension, chronic kidney disease and heart failure, and neurological and psychiatric disorders, such as schizophrenia, psychosis or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: June 6, 2018
    Publication date: December 13, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Ashok ARASAPPAN, Jason M. COX, John S. DEBENHAM, Zhuyan GUO, Jiafang HE, Zahid HUSSAIN, Zhong LAI, Derun LI, Dongfang MENG, Subharekha RAGHAVAN, Sriram TYAGARAJAN
  • Publication number: 20180305366
    Abstract: The invention provides compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, Z, R1, R2, R4, Ra, and the subscripts m, p, and q are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose.
    Type: Application
    Filed: June 27, 2018
    Publication date: October 25, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Yi-Heng Chen, Guoqing Li, Joie Garfunkle, Hong-Dong Li, Shouwu Miao, Subharekha Raghavan, Cameron J. Smith, John Stelmach, Alan Whitehead, Rui Zhang, Yong Zhang, Jianmin Fu, Gang Ji, Falong Jiang
  • Patent number: 10030027
    Abstract: The invention provides compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, Z, R1, R2, R4, Ra, and the subscripts m, p, and q are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: July 24, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Yi-Heng Chen, Guoqing Li, Joie Garfunkle, Hong-Dong Li, Shouwu Miao, Subharekha Raghavan, Cameron J. Smith, John Stelmach, Alan Whitehead, Rui Zhang, Yong Zhang, Jianmin Fu, Gang Ji, Falong Jiang
  • Publication number: 20180193343
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: May 23, 2016
    Publication date: July 12, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Joie Garfunkle, Olga Ornoski, Dann L. Parker, JR., Subharekha Raghavan, Libo Xu, Zhiqiang Yang
  • Publication number: 20180147208
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or pharmaceutically acceptable salt thereofs, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: May 23, 2016
    Publication date: May 31, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Joie GARFUNKLE, Olga ORNOSKI, Dann L. PARKER, JR., Subharekha RAGHAVAN, Libo XU
  • Patent number: 9822130
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: November 21, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Guizhen Dong, Subharekha Raghavan, Zhiqiang Yang
  • Patent number: 9796733
    Abstract: A compound of Formula II or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula II, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of Formula II or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: October 24, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Brian T. Campbell, Guizhen Dong, Joie Garfunkle, Alexander Kim, Olga Ornoski, Dann L. Parker, Jr., Subharekha Raghavan, Libo Xu, Zhiquang Yang
  • Patent number: 9783552
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: October 10, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Xiaoqing Han, Alan Whitehead, Subharekha Raghavan, Timothy A. Cernak, Spencer Dreher, Jonathan Groeper, Jian Guo, Yong Zhang
  • Publication number: 20170174693
    Abstract: The invention provides compounds of the Formula (I) or a pharmaceutically acceptable salts thereof, wherein X, Y, Z, R1, R2, R4, Ra, and the subscripts m, p, and q are as described herein. The compounds or their pharmaceutically acceptable salts can modulate the body's production of cyclic guanosine monophosphate (“cGMP”), and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention also provides pharmaceutical compositions which comprise compounds of Formula (I) or pharmaceutically acceptable salts thereof. The invention also relates to methods for use of the compounds or their pharmaceutically acceptable salts in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose.
    Type: Application
    Filed: December 20, 2016
    Publication date: June 22, 2017
    Inventors: Raphaelle Berger, Yi-Heng Chen, Guoqing Li, Joie Garfunkle, Hong-Dong Li, Shouwu Miao, Subharekha Raghavan, Cameron J. Smith, John Stelmach, Alan Whitehead, Rui Zhang, Yong Zhang, Jianmin Fu, Gang Ji, Falong Jiang
  • Publication number: 20170107236
    Abstract: A compound of Formula II or a pharmaceutically acceptable salt thereof, are capable of monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula II, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of Formula II or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: May 29, 2015
    Publication date: April 20, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Brian T. Campbell, Guizhen Dong, Joie Garfunkle, Alexander Kim, Olga Ornoski, Dann L. Parker, JR., Subharekha Raghavan, Libo Xu, Zhiquang Yang
  • Patent number: 9611278
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: April 4, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Xiaoqing Han, Alan Whitehead, Subharekha Raghavan, Jonathan Groeper, Jian Guo, Yong Zhang
  • Publication number: 20170073355
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 19, 2015
    Publication date: March 16, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Raphaelle Berger, Guizhen Dong, Subharekha Raghavan, Zhiqiang Yang
  • Publication number: 20160304536
    Abstract: A compound of Formula I or a pharmaceutically acceptable salt thereof, are capable of modulating the body's production of cyclic guanosine monophosphate (“cGMP”) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of Formula I, or a pharmaceutically acceptable salt thereof, for their use in the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of Formula I or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 5, 2014
    Publication date: October 20, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Xiaoqing Han, Alan Whitehead, Subharekha Raghavan, Jonathan Groeper, Jian Guo, Yong Zhang