Patents by Inventor Xiangyong Liu

Xiangyong Liu 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: 12275737
    Abstract: The invention relates to new crystal forms of compound (trans)-4-((2-cyclopropylethyl)amino)-5-(4-((4-methylpiperazin-1-yl)methyl)phenyl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl) cyclohexanol trihydrochloride, its hydrate, or solvate, as shown in Formula I. The invention also relates to methods for preparation of the described compound, crystal form, and related intermediate compounds, as well as pharmaceutical compositions containing the compounds. Further described is, the use of the compounds or crystal forms in the production of a medicament for the treatment of a disease, symptom, or condition, or the use in treatment of a disease, symptom or condition.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: April 15, 2025
    Assignee: Meryx, Inc.
    Inventors: Xiaodong Wang, Weihe Zhang, Xiangyong Liu, Changlong Han, Zongquan Li
  • Publication number: 20250051301
    Abstract: Disclosed are a compound represented by formula (I) as a mutant isocitrate dehydrogenase 1 and 2 (IDH1 and IDH2) inhibitor, a preparation method therefor, and a pharmaceutical composition thereof. Also disclosed is a use of the described compound or the pharmaceutical composition thereof in the treatment of mutant IDH1 and IDH2-mediated diseases.
    Type: Application
    Filed: March 14, 2023
    Publication date: February 13, 2025
    Inventors: Yabin Li, Xiaofeng Xu, Xizhen Song, Jingwei Ding, Yunlai Zhang, Jie Chen, Xiangyong Liu, Lieming Ding, Jiabing Wang
  • Publication number: 20240352053
    Abstract: The present invention relates to salt and crystal form of an EGFR inhibitor, and a composition and the use thereof. The salt and crystal form of the EGFR inhibitor as represented by formula I of the present invention can be used for treating or preventing epidermal growth factor receptor-mediated diseases or medical conditions (such as L858R activation mutants, exon 19 deletion activation mutants, T790M resistance mutants and C797S resistant mutants) in certain mutant forms.
    Type: Application
    Filed: August 19, 2022
    Publication date: October 24, 2024
    Applicant: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Liang CHEN, Changyong QIU, Xiangyong LIU, Jian TANG, Lieming DING, Jiabing WANG
  • Publication number: 20240336594
    Abstract: A compound of formula I and a use thereof as an MALT1 inhibitor, and a pharmaceutical composition containing the compound. The compound can be used to treat diseases or disorders such as cancer.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 10, 2024
    Inventors: Bang FU, Yinlong LI, Wei REN, Qichao SHEN, Guolong DU, Xiaojun ZHOU, Yun SUN, Yuzhen ZHOU, Xiao SUN, Weidong CAI, Xiangyong LIU, Lieming DING, Jiabing WANG
  • Publication number: 20240174681
    Abstract: The present invention relates to a crystalline form and/or maleate, phosphate, L-tartrate, and adipate of the compound represented by the structural formula I, and various crystalline forms of various salt forms, and preparation methods and applications thereof.
    Type: Application
    Filed: March 26, 2021
    Publication date: May 30, 2024
    Applicant: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Jinheng GAO, Xiaofeng XU, Liang CHEN, Zhongxin SUN, Yun ZHANG, Xiangyong LIU, Lieming DING, Jiabing WANG
  • Publication number: 20230391779
    Abstract: The present invention relates to compounds of Formula (I), pharmaceutical compositions comprising such compounds and use thereof. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer.
    Type: Application
    Filed: August 17, 2021
    Publication date: December 7, 2023
    Applicant: Betta Pharmaceuticals Co., Ltd.
    Inventors: Xiaofeng XU, Jinheng GAO, Hongfei RONG, Xizhen SONG, Jie CHEN, Xiangyong LIU, Hongling SHEN, Jing GUO, Dan YAN, Hong LAN, Lieming DING, Jiabing WANG
  • Publication number: 20230133169
    Abstract: Provided are the compounds of Formula I, a method for using these compounds as an EGFR inhibitor, and a pharmaceutical composition comprising the compounds. The compound is used for treatment, prevention or amelioration of diseases or conditions such as cancer or infection.
    Type: Application
    Filed: October 13, 2020
    Publication date: May 4, 2023
    Applicant: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Xiangyong LIU, Changyong QIU, Guolong DU, Qichao SHEN, Mengqiang LIU, Haitong SHENG, Lieming DING, Jiabing WANG
  • Publication number: 20230131025
    Abstract: The present invention relates to a compound of formula (I), a method for using the compound as an EGFR inhibitor, and a pharmaceutical composition comprising the compound. The compound can be used for treatment, prevention or alleviation of diseases or disorders such as cancer or infection.
    Type: Application
    Filed: February 8, 2021
    Publication date: April 27, 2023
    Applicant: Betta Pharmaceuticals Co., Ltd.
    Inventors: Xiangyong LIU, Changyong QIU, Mengqiang LIU, Xiaodong SONG, Qichao SHEN, Guolong DU, Haitong SHENG, Lieming DING, Jiabing WANG
  • Publication number: 20230053342
    Abstract: An imidazolidinone compound represented by formula (I), or a stereoisomer thereof, a geometric isomer thereof, or a tautomer thereof, or a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing the compound, a synthesis method therefor and use thereof.
    Type: Application
    Filed: November 4, 2020
    Publication date: February 23, 2023
    Applicant: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Houxian ZU, Xizhen SONG, Kai CHEN, Xiangyong LIU, Jie CHEN, Yajing BIAN, Lieming DING, Jiabing WANG
  • Publication number: 20220402948
    Abstract: The present invention relates to the compounds of Formula I, methods of using these compounds as EGFR inhibitors, and pharmaceutical compositions comprising compounds thereof. The compounds are used for treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: September 25, 2020
    Publication date: December 22, 2022
    Inventors: Xiangyong LIU, Changyong QIU, Haitong SHENG, Mengqiang LIU, Qichao SHEN, Guolong DU, Xiaodong SONG, Lieming DING, Jiabing WANG
  • Publication number: 20220259235
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as EGFR inhibitors, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: July 23, 2020
    Publication date: August 18, 2022
    Inventors: Xiangyong Liu, Changyong Qiu, Qichao Shen, Mengqiang Liu, Haitong Sheng, Xiaodong Song, Guolong Du, Jiabing Wang, Lieming Ding
  • Publication number: 20220227796
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as EGFR inhibitors, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 21, 2022
    Inventors: Xiangyong LIU, Changyong QIU, Qichao SHEN, Mengqiang LIU, Haitong SHENG, Guolong DU, Jiabing WANG, Lieming DING
  • Patent number: 11365196
    Abstract: An azatricyclic compound (as represented by Formula I) which acts as an inhibitor of fibroblast growth factor receptors (FGFR), as well as a pharmaceutical composition thereof, a preparation method, and a use therefor in the treatment of FGFR-mediated diseases are provided. The azatricyclic compound exerts an effect by means of participating in the regulation of a plurality of processes such as cell proliferation, apoptosis, migration, neovascularization, and the like.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: June 21, 2022
    Assignee: Betta Pharmaceuticals Co., Ltd.
    Inventors: Xiaofeng Xu, Jiabing Wang, Lieming Ding, Xiangyong Liu
  • Publication number: 20220162214
    Abstract: The invention relates to new crystal forms of compound (trans)-4-((2-cyclopropylethyl)amino)-5-(4-((4-methylpiperazin-1-yl)methyl)phenyl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl) cyclohexanol trihydrochloride, its hydrate, or solvate, as shown in Formula I. The invention also relates to methods for preparation of the described compound, crystal form, and related intermediate compounds, as well as pharmaceutical compositions containing the compounds. Further described is, the use of the compounds or crystal forms in the production of a medicament for the treatment of a disease, symptom, or condition, or the use in treatment of a disease, symptom or condition.
    Type: Application
    Filed: April 1, 2020
    Publication date: May 26, 2022
    Inventors: Xiaodong WANG, Weihe ZHANG, Xiangyong LIU, Changlong HAN, Zongquan LI
  • Publication number: 20220119411
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as immunomodulators, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: July 12, 2019
    Publication date: April 21, 2022
    Inventors: Bang FU, Yao ZHANG, Yiqian WANG, Xiangyong LIU, Jiabing WANG, Lieming DING
  • Publication number: 20220064196
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as EGFR inhibitors, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: January 14, 2020
    Publication date: March 3, 2022
    Inventors: Xiangyong LIU, Jiabing WANG, Lieming DING
  • Publication number: 20220002307
    Abstract: Disclosed is a compound as a fibroblast growth factor receptor 4 (FGFR4) inhibitor (as shown in formula (I)), and a pharmaceutical composition thereof and a preparation method therefor, as well as the use of same in the treatment of FGFR4-mediated diseases. The above-mentioned compounds act by participating in a number of processes, such as regulating cell proliferation, apoptosis, migration, neovascularization.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 6, 2022
    Inventors: Jinheng GAO, Zhongxin SUN, Yun ZHANG, Xiaofeng XU, Xiangyong LIU, Jiabing WANG, Lieming DING
  • Publication number: 20210395256
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as Trk inhibitors, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: December 6, 2019
    Publication date: December 23, 2021
    Inventors: Bang FU, Yinlong LI, Wei REN, Jie CHEN, Xiangyong LIU, Jiabing WANG, Lieming DING
  • Publication number: 20210130353
    Abstract: An azatricyclic compound (as represented by formula I) which acts as an inhibitor of fibroblast growth factor receptors (FGFR), as well as a pharmaceutical composition thereof, a preparation method, and a use therefor in the treatment of FGFR-mediated diseases. The azatricyclic compound exerts an effect by means of participating in the regulation of a plurality of processes such as cell proliferation, apoptosis, migration, neovascularization, and the like. AA %%% Formula (I).
    Type: Application
    Filed: February 27, 2018
    Publication date: May 6, 2021
    Applicant: Betta Pharmaceuticals Co., Ltd.
    Inventors: Xiaofeng XU, Jiabing WANG, Lieming DING, Xiangyong LIU
  • Publication number: 20210040118
    Abstract: The present invention relates to compounds of Formula I, methods of using the compounds as immunomodulators, and pharmaceutical compositions comprising such compounds. The compounds are useful in treating, preventing or ameliorating diseases or disorders such as cancer or infections.
    Type: Application
    Filed: April 3, 2019
    Publication date: February 11, 2021
    Inventors: Yiqian WANG, Bang FU, Yao ZHANG, Xiangyong LIU, Jiabing WANG, Lieming DING