Patents by Inventor Zack Zhiqiang Guo

Zack Zhiqiang Guo 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).

  • Substituted triazolo bicyclic compounds as PDE2 inhibitors
    Patent number: 10357481
    Abstract: The present invention is directed to substituted triazolo bicyclic compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: July 23, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Gregori J. Morriello, Lehua Chang, Ashley Forster, Yili Chen, Michael P. Dwyer, Zack Zhiqiang Guo, Ming Wang, Shimin Xu, Yingjian Bo, Jianmin Fu
  • Pyrazolyl pyrimidinone compounds as PDE2 inhibitors
    Patent number: 10287269
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: May 14, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Jonathan E. Wilson, Meng Yang, Dann Parker, Zack Zhiqiang Guo, Alejandro Crespo, Deping Wang, Troy McCracken
  • Isoquinoline derivatives as MGAT2 inhibitors
    Patent number: 10065945
    Abstract: The compounds of Formula I act as MGAT2 inhibitors and can be useful in preventing, treating or acting as a remedial agent for hyperlipidemia, diabetes mellitus and obesity.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: September 4, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Richard Berger, Timothy A. Blizzard, Brian T. Campbell, Helen Y. Chen, John S. Debenham, Sunita V. Dewnani, Byron Dubois, Candido Gude, Zack Zhiqiang Guo, Bart Harper, Zhiyong Hu, Songnian Lin, Ping Liu, Ming Wang, Feroze Ujjainwalla, Jiayi Xu, Libo Xu, Rui Zhang
  • SUBSTITUTED TRIAZOLO BICYCLIC COMPOUNDS AS PDE2 INHIBITORS
    Publication number: 20180169072
    Abstract: The present invention is directed to substituted triazolo bicyclic compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: June 27, 2016
    Publication date: June 21, 2018
    Inventors: Gregori J. MORRIELLO, Lehua CHANG, Ashley FORSTER, Yili CHEN, Michael P. DWYER, Zack Zhiqiang GUO, Ming WANG, Shimin XU, Yingjian BO, Jianmin FU
  • PYRAZOLYL PYRIMIDINONE COMPOUNDS AS PDE2 INHIBITORS
    Publication number: 20180057480
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: March 21, 2016
    Publication date: March 1, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Jonathan E. Wilson, Meng Yang, Dann Parker, Zack Zhiqiang Guo, Alejandro Crespo, Deping Wang, Troy McCracken
  • ISOQUINOLINE DERIVATIVES AS MGAT2 INHIBITORS
    Publication number: 20180009796
    Abstract: The compounds of Formula I act as MGAT2 inhibitors and can be useful in preventing, treating or acting as a remedial agent for hyperlipidemia, diabetes mellitus and obesity.
    Type: Application
    Filed: January 20, 2015
    Publication date: January 11, 2018
    Inventors: Richard Berger, Timothy A. Blizzard, Brian T. Campbell, Helen Y. Chen, John S. Debenham, Sunita V. Dewnani, Byron Dubois, Candido Gude, Zack Zhiqiang Guo, Bart Harper, Zhiyong Hu, Songnian Lin, Ping Liu, Ming Wang, Feroze Ujjainwalla, Jiayi Xu, Libo Xu, Rui Zhang
  • Pyrimidone carboxamide compounds as PDE2 inhibitors
    Patent number: 9815796
    Abstract: Disclosed are pyrimidine carboxamide compounds of formula (I) which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2), pharmaceutical compositions and uses thereof.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: November 14, 2017
    Assignees: Merck Sharp & Dohme Corp., MSD R & D (China) Co. LTD.
    Inventors: Dong Ming Shen, Melissa Egbertson, Richard Berger, XiaoXia Qian, Yimin Qian, Bart Harper, Meng Yang, Zack Zhiqiang Guo, Vanessa L. Rada, Deping Wang, Timothy A. Cernak, Christopher Sinz, Ming Wang, Jonathan E. Wilson, Shimin Xu
  • Inhibitors of the renal outer medullary potassium channel
    Patent number: 9751881
    Abstract: The present invention provides compounds of Formula I and the pharmaceutically acceptable salts thereof, which are inhibitors of the ROMK (Kir1.1) channel. The compounds may be used as diuretic and/or natriuretic agents and for the therapy and prophylaxis of medical conditions including cardiovascular diseases such as hypertension, heart failure and chronic kidney disease and conditions associated with excessive salt and water retention.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: September 5, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Barbara Pio, Jinlong Jiang, Alexander Pasternak, Shuzhi Dong, Ronald Dale Ferguson, II, Zack Zhiqiang Guo, Harry Chobanian, Jessica Frie, Yan Guo, Zhicai Wu, Yang Yu, Ming Wang
  • Inhibitors of the Renal Outer Medullary Potassium Channel
    Publication number: 20160207922
    Abstract: The present invention provides compounds of Formula I and the pharmaceutically acceptable salts thereof, which are inhibitors of the ROMK (Kir1.1) channel. The compounds may be used as diuretic and/or natriuretic agents and for the therapy and prophylaxis of medical conditions including cardiovascular diseases such as hypertension, heart failure and chronic kidney disease and conditions associated with excessive salt and water retention.
    Type: Application
    Filed: July 28, 2014
    Publication date: July 21, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Barbara Pio, Jinlong Jiang, Alexander Pasternak, Shuzhi Dong, Ronald Dale Ferguson, II, Zack Zhiqiang Guo, Harry Chobanian, Jessica Frie, Yan Guo, Zhicai Wu, Yang Yu, Ming Wang
  • PRIMARY AMINE DIAZENIUMDIOLATE HETEROCYCLIC DERIVATIVES
    Publication number: 20120232039
    Abstract: A compound having the structure useful for treating hypertension, Pulmonary Arterial Hypertension (PAH), congestive heart failure, conditions resulting from excessive water retention, cardiovascular disease, diabetes, oxidative stress, endothelial dysfunction, cirrhosis, pre-eclampsia, osteoporosis or nephropathy.
    Type: Application
    Filed: March 5, 2012
    Publication date: September 13, 2012
    Inventors: Amjad ALI, Michael Man-Chu Lo, Brent Whitehead, Shrenik K. Shah, Lin Yan, Timothy J. Henderson, Zack Zhiqiang Guo