Patents by Inventor Songliang WU

Songliang WU 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: 11434212
    Abstract: A compound represented by formula (I), a pharmaceutically acceptable salt or tautomer thereof, and an application of the compound as a caspase inhibitor.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: September 6, 2022
    Assignee: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Jianfeng Mou, Songliang Wu, Haiying He, Fengying Guo, Chuan Wang, Jie Li, Jian Li, Shuhui Chen
  • Publication number: 20210332019
    Abstract: A compound represented by formula (I), a pharmaceutically acceptable salt or tautomer thereof, and an application of the compound as a caspase inhibitor.
    Type: Application
    Filed: January 23, 2018
    Publication date: October 28, 2021
    Inventors: Jianfeng MOU, Songliang WU, Haiying HE, Fengying GUO, Chuan WANG, Jie LI, Jian LI, Shuhui CHEN
  • Patent number: 11091450
    Abstract: Disclosed herein a crystal structure of a caspase inhibitor, and more specifically a crystal structure of an (S)-3-((S)-2-(5-(2-chlorophenyl)isoxazole-3-formylamide)proponamide)-4-oxo-5-(2,3,5,6-tetrafluorophenoxy)valeric acid, a preparation method therefor, a crystal polymer, a pharmaceutical composition and uses thereof. The compound A of formula (I) disclosed herein exhibits high crystal structure stability, low hygroscopicity, and advantageously shows physical properties, safety and metabolic stability while having relatively high pharmaceutical value.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: August 17, 2021
    Assignee: Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
    Inventors: Songliang Wu, Jianfeng Mou, Haiying He
  • Patent number: 10981860
    Abstract: Disclosed are a class of compounds as a caspase inhibitor, and in particular the compound as shown in formula (I) or a pharmaceutically acceptable salt thereof, and the use of the compound in treating caspase-related diseases.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: April 20, 2021
    Assignees: Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Medshine Discovery Inc.
    Inventors: Haiying He, Songliang Wu, Zhi Luo, Jianfeng Mou, Fengying Guo, Chuan Wang, Guoqing Li, Minggao Zeng, Shuhui Chen
  • Patent number: 10912775
    Abstract: Disclosed are a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: February 9, 2021
    Assignees: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Songliang Wu, Zhi Luo, Yuan Chen, Yuhe Wang, Dakun Qin, Xiaolin Li, Zheng Wang, Weidong Li, Haiying He
  • Patent number: 10898486
    Abstract: Disclosed is a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: January 26, 2021
    Assignees: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Songliang Wu, Zhi Luo, Yuan Chen, Yuhe Wang, Dakun Qin, Xiaolin Li, Zheng Wang, Weidong Li, Haiying He
  • Publication number: 20210002235
    Abstract: Disclosed herein a crystal structure of a caspase inhibitor, and more specifically a crystal structure of an (S)-3-((S)-2-(5-(2-chlorophenyl)isoxazole-3-formylamide)proponamide)-4-oxo-5-(2,3,5,6-tetrafluorophenoxy)valeric acid, a preparation method therefor, a crystal polymer, a pharmaceutical composition and uses thereof. The compound A of formula (I) disclosed herein exhibits high crystal structure stability, low hygroscopicity, and advantageously shows physical properties, safety and metabolic stability while having relatively high pharmaceutical value.
    Type: Application
    Filed: March 13, 2019
    Publication date: January 7, 2021
    Inventors: Songliang Wu, Jianfeng Mou, Haiying He
  • Patent number: 10874674
    Abstract: Disclosed is a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: December 29, 2020
    Assignees: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Songliang Wu, Zhi Luo, Yuan Chen, Yuhe Wang, Dakun Qin, Xiaolin Li, Zheng Wang, Weidong Li, Haiying He
  • Publication number: 20200261452
    Abstract: Disclosed are a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 20, 2020
    Inventors: Songliang WU, Zhi LUO, Yuan CHEN, Yuhe WANG, Dakun QIN, Xiaolin LI, Zheng WANG, Weidong LI, Haiying HE
  • Publication number: 20200261453
    Abstract: Disclosed is a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 20, 2020
    Inventors: Songliang WU, Zhi LUO, Yuan CHEN, Yuhe WANG, Dakun QIN, Xiaolin LI, Zheng WANG, Weidong LI, Haiying HE
  • Publication number: 20200253972
    Abstract: Disclosed is a preparation method of an orexin receptor antagonist compound 5-3. Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of preparing crystalline forms of the orexin receptor antagonist compound 5-3, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Applicants: Shanghai Haiyan Pharmaceutical Technology Co., Ltd., Yangtze River Pharmaceutical Group Co., Ltd.
    Inventors: Songliang WU, Zhi LUO, Yuan CHEN, Yuhe WANG, Dakun QIN, Xiaolin LI, Zheng WANG, Weidong LI, Haiying HE
  • Patent number: 10668066
    Abstract: Disclosed are a preparation method of an orexin receptor antagonist compound 5-3, Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of the preparing the orexin receptor antagonist compound 5-3 and its crystalline forms, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: June 2, 2020
    Assignees: Shanghai Haiyan Pharmaceutical Technology Co., Ltd., Yangtze River Pharmaceutical Group Co., Ltd.
    Inventors: Songliang Wu, Zhi Luo, Yuan Chen, Yuhe Wang, Dakun Qin, Xiaolin Li, Zheng Wang, Weidong Li, Haiying He
  • Publication number: 20190135733
    Abstract: Disclosed are a class of compounds as a caspase inhibitor, and in particular the compound as shown in formula (I) or a pharmaceutically acceptable salt thereof, and the use of the compound in treating caspase-related diseases.
    Type: Application
    Filed: May 11, 2017
    Publication date: May 9, 2019
    Inventors: Haiying He, Songliang Wu, Zhi Luo, Jianfeng Mou, Fengying Guo, Chuan Wang, Guoqing Li, Minggao Zeng, Shuhui Chen
  • Patent number: 10100047
    Abstract: The present invention discloses a series of piperidine derivatives as orexin receptor antagonists and compositions thereof, and relates to the application thereof in preparing medications for the treatment of insomnia, chronic obstructive pulmonary disease, obstructive sleep apnea, hypersomnia, anxiety, obsessive-compulsive disorder, panic attack, nicotine addiction, or binge eating disorder.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: October 16, 2018
    Assignees: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Haiying He, Songliang Wu, Yang Zhang, Biao Ma, Yuan Chen, Yuhe Wang, Shuhui Chen, Qiang Lv, Jiong Lan, Xing Liu
  • Publication number: 20180235965
    Abstract: Disclosed are a preparation method of an orexin receptor antagonist compound 5-3, Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of the preparing the orexin receptor antagonist compound 5-3 and its crystalline forms, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.
    Type: Application
    Filed: August 11, 2016
    Publication date: August 23, 2018
    Inventors: Songliang WU, Zhi LUO, Yuan CHEN, Yuhe WANG, Dakun QIN, Xiaolin LI, Zheng WANG, Weidong LI, Haiying HE
  • Publication number: 20170233385
    Abstract: The present invention discloses a series of piperidine derivatives as orexin receptor antagonists and compositions thereof, and relates to the application thereof in preparing medications for the treatment of insomnia, chronic obstructive pulmonary disease, obstructive sleep apnea, hypersomnia, anxiety, obsessive-compulsive disorder, panic attack, nicotine addiction, or binge eating disorder.
    Type: Application
    Filed: February 27, 2015
    Publication date: August 17, 2017
    Inventors: Haiying HE, Songliang WU, Yang ZHANG, Biao MA, Yuan CHEN, Yuhe WANG, Shuhui CHEN, Qiang LV, Jiong LAN, Xing LIU