Patents by Inventor Yuandong Hu

Yuandong Hu 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: 11203586
    Abstract: An iridinesulfonamide compound having isocitrate dehydrogenase 1 (IDH1) inhibitory activity, pharmaceutically acceptable salts, solvates or hydrates thereof, a pharmaceutical composition, as well as use of the compound or the pharmaceutically acceptable salts, solvates or hydrates thereof, and the pharmaceutical composition thereof in treating IDH1 mutation induced cancer.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: December 21, 2021
    Assignees: Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Li Zhu, Yanqing Yang, Liguang Dai, Xiaowei Duan, Zhao Yang, Hui Zhang, Yuandong Hu, Yong Peng, Yongxin Han, Rui Zhao, Xin Tian, Shanchun Wang
  • Patent number: 11111240
    Abstract: Provided are a sultam compound having isocitrate dehydrogenase 1 (IDH1) inhibitory activity as represented by formula I or pharmaceutically-acceptable salts, solvates or hydrates thereof, a preparation method thereof, and a pharmaceutical composition containing the compound. The compound or the pharmaceutically-acceptable salts, solvates or hydrates thereof, and the pharmaceutical composition containing the compound can be used to treat IDH1 mutation-induced cancers.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: September 7, 2021
    Assignees: Chai Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Li Zhu, Xiaowei Duan, Liguang Dai, Zhao Yang, Yanqing Yang, Hui Zhang, Yuandong Hu, Yong Peng, Yongxin Han, Rui Zhao, Xin Tian, Shanchun Wang
  • Publication number: 20210155610
    Abstract: An iridinesulfonamide compound having isocitrate dehydrogenase 1 (IDH1) inhibitory activity, pharmaceutically acceptable salts, solvates or hydrates thereof, a pharmaceutical composition, as well as use of the compound or the pharmaceutically acceptable salts, solvates or hydrates thereof, and the pharmaceutical composition thereof in treating IDH1 mutation induced cancer.
    Type: Application
    Filed: March 22, 2017
    Publication date: May 27, 2021
    Inventors: Li ZHU, Yanqing YANG, Liguang DAI, Xiaowei DUAN, Zhao YANG, Hui ZHANG, Yuandong HU, Yong PENG, Yongxin HAN, Rui ZHAO, Xin TIAN, Shanchun WANG
  • Publication number: 20210047314
    Abstract: Provided are a sultam compound having isocitrate dehydrogenase 1 (IDH1) inhibitory activity as represented by formula I or pharmaceutically-acceptable salts, solvates or hydrates thereof, a preparation method thereof, and a pharmaceutical composition containing the compound. The compound or the pharmaceutically-acceptable salts, solvates or hydrates thereof, and the pharmaceutical composition containing the compound can be used to treat IDH1 mutation-induced cancers.
    Type: Application
    Filed: March 22, 2017
    Publication date: February 18, 2021
    Inventors: Li ZHU, Xiaowei DUAN, Liguang DAI, Zhao YANG, Yanqing YANG, Hui ZHANG, Yuandong HU, Yong PENG, Yongxin HAN, Rui ZHAO, Xin TIAN, Shanchun WANG
  • Patent number: 10829492
    Abstract: Provided is an amino pyrazolopyrimidine compound as represented by the following structural formula used as a neurotrophic factor tyrosine kinase receptor inhibitor. The compound can inhibit the activity of Trk kinase and can treat diseases mediated by a Trk tyrosine kinase receptor in mammals.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: November 10, 2020
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., CENTAURUS BIOPHARMA CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
    Inventors: Li Zhu, Yuandong Hu, Wei Wu, Liguang Dai, Xiaowei Duan, Yanqing Yang, Yinghui Sun, Yongxin Han, Yong Peng, Fansheng Kong, Hong Luo, Ling Yang, Hongjiang Xu, Meng Guo, Zhaobai Zhong, Shanchun Wang
  • Patent number: 10745383
    Abstract: Disclosed are compounds having formulae I and II or pharmaceutically acceptable salts or hydrates thereof, a preparation method thereof and pharmaceutical compositions thereof. The compounds having formulae I and II possesses an isocitrate dehydrogenase 2 (IDH2) inhibitory activity and are capable of treating IDH2 mutation-induced cancers.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: August 18, 2020
    Assignees: Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Na Zhao, Shulong Wang, Xijie Liu, Yuandong Hu, Hui Zhang, Hong Luo, Yong Peng, Yongxin Han, Xiquan Zhang, Hongjiang Xu
  • Patent number: 10654826
    Abstract: Disclosed are compounds having formulae I and II or pharmaceutically acceptable salts or hydrates thereof, a preparation method thereof and pharmaceutical compositions thereof. The compounds having formulae I and II possesses an isocitrate dehydrogenase 2 (IDH2) inhibitory activity and are capable of treating IDH2 mutation-induced cancers.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: May 19, 2020
    Assignees: Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Na Zhao, Shulong Wang, Xijie Liu, Yuandong Hu, Hui Zhang, Hong Luo, Yong Peng, Yongxin Han, Xiquan Zhang, Hongjiang Xu
  • Patent number: 10570141
    Abstract: The present invention belongs to the field of pharmaceutical chemistry, and relates to a substituted pyrrolopyrimidine CDK inhibitor, in particular to a compound as shown in formula I or a pharmaceutically acceptable salt or solvate thereof, as well as a preparation method thereof and a pharmaceutical composition thereof. The present invention also relates to the use of the compound and the pharmaceutical composition thereof in the preparation of a drug for treating diseases associated with CDK inhibition. The compound according to the present invention has a marked inhibitory effect on CDK, excellent drug absorption and significantly superior oral absorption effect.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: February 25, 2020
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., CENTAURUS BIOPHARMA CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
    Inventors: Shulong Wang, Kuncheng Chen, Xijie Liu, Yuandong Hu, Bo Liu, Yong Peng, Hong Luo, Yongxin Han, Shanchun Wang, Mei Liu, Hongjiang Xu
  • Patent number: 10561657
    Abstract: The present application relates to the field of pharmaceutical chemistry, and in particular, to a pyrrolopyrimidine compound represented by general formula (I), a stereoisomer thereof, or a pharmaceutically acceptable salt thereof. The present invention further relates to a method for preparing the pyrrolopyrimidine compound represented by general formula (I), pharmaceutical compositions and an application of the pyrrolopyrimidine compound in treating diseases mediated by Janus Kinase.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: February 18, 2020
    Assignees: Centaurus Biophrama Co., Ltd., Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd.
    Inventors: Li Zhu, Dengming Xiao, Yuandong Hu, Liguang Dai, Xiaowei Duan, Yinghui Sun, Yong Peng, Fansheng Kong, Hong Luo, Yongxin Han, Ling Yang, Shanchun Wang
  • Publication number: 20190352306
    Abstract: Provided is an amino pyrazolopyrimidine compound as represented by the following structural formula used as a neurotrophic factor tyrosine kinase receptor inhibitor. The compound can inhibit the activity of Trk kinase and can treat diseases mediated by a Trk tyrosine kinase receptor in mammals.
    Type: Application
    Filed: October 27, 2017
    Publication date: November 21, 2019
    Inventors: Li ZHU, Yuandong HU, Wei WU, Liguang DAI, Xiaowei DUAN, Yanqing YANG, Yinghui SUN, Yongxin HAN, Yong PENG, Fansheng KONG, Hong LUO, Ling YANG, Hongjiang XU, Meng GUO, Zhaobai ZHONG, Shanchun WANG
  • Publication number: 20190300533
    Abstract: The present invention belongs to the field of pharmaceutical chemistry, and relates to a substituted pyrrolopyrimidine CDK inhibitor, in particular to a compound as shown in formula I or a pharmaceutically acceptable salt or solvate thereof, as well as a preparation method thereof and a pharmaceutical composition thereof. The present invention also relates to the use of the compound and the pharmaceutical composition thereof in the preparation of a drug for treating diseases associated with CDK inhibition. The compound according to the present invention has a marked inhibitory effect on CDK, excellent drug absorption and significantly superior oral absorption effect.
    Type: Application
    Filed: March 27, 2017
    Publication date: October 3, 2019
    Inventors: Shulong Wang, Kuncheng Chen, Xijie Liu, Yuandong Hu, Bo Liu, Yong Peng, Hong Luo, Yongxin Han, Shanchun Wang, Mei Liu, Hongjiang Xu
  • Publication number: 20190201403
    Abstract: The present application relates to the field of pharmaceutical chemistry, and in particular, to a pyrrolopyrimidine compound represented by general formula (I), a stereoisomer thereof, or a pharmaceutically acceptable salt thereof. The present invention further relates to a method for preparing the pyrrolopyrimidine compound represented by general formula (I), pharmaceutical compositions and an application of the pyrrolopyrimidine compound in treating diseases mediated by Janus Kinase.
    Type: Application
    Filed: December 15, 2015
    Publication date: July 4, 2019
    Inventors: Li Zhu, Dengming Xiao, Yuandong Hu, Liguang Dai, Xiaowei Duan, Yinghui Sun, Yong Peng, Fansheng Kong, Hong Luo, Yongxin Han, Ling Yang, Shanchun Wang
  • Patent number: 10329277
    Abstract: The present disclosure relates to aniline pyrimidine derivatives or pharmaceutically acceptable salts thereof as EGFR inhibitors, specifically relates to compounds represented by formula (I) or pharmaceutically acceptable salts, pharmaceutical compositions, the method and uses thereof for treating EGFR mediated diseases.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: June 25, 2019
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD., CENTAURUS BIOPHARMA CO., LTD.
    Inventors: Yan Zhu, Na Zhao, Xianxing Shang, Yuandong Hu, Yong Peng, Hui Zhang, Bo Liu, Hong Luo, Yongxin Han, Ling Yang, Hongjiang Xu
  • Publication number: 20190062308
    Abstract: Disclosed are compounds having formulae I and II or pharmaceutically acceptable salts or hydrates thereof, a preparation method thereof and pharmaceutical compositions thereof. The compounds having formulae I and II possesses an isocitrate dehydrogenase 2 (IDH2) inhibitory activity and are capable of treating IDH2 mutation-induced cancers.
    Type: Application
    Filed: July 29, 2016
    Publication date: February 28, 2019
    Inventors: Na ZHAO, Shulong WANG, Xijie LIU, Yuandong HU, Hui ZANG, Hong LUO, Yong PENG, Yongxin HAN, Xiquan ZHANG, Hongjiang XU
  • Patent number: 10155722
    Abstract: The present application relates to compounds represented by general formula (I), general formula (II) or general formula (III), and pharmaceutically acceptable salts or hydrates thereof, preparation methods thereof, and pharmaceutical compositions thereof. The compounds represented by general formula (I), general formula (II) or general formula (III) have inhibitory activities against isocitrate dehydrogenase 2 (IDH2), thereby being capable of treating IDH2 mutation-induced cancers.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: December 18, 2018
    Assignees: Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd., Centaurus Biopharma Co., Ltd.
    Inventors: Shulong Wang, Na Zhao, Xijie Liu, Yuandong Hu, Hui Zhang, Hong Luo, Yong Peng, Dengming Xiao, Yongxin Han, Xiquan Zhang, Xin Tian
  • Publication number: 20180222853
    Abstract: The present application relates to compounds represented by general formula (I), general formula (II) or general formula (III), and pharmaceutically acceptable salts or hydrates thereof, preparation methods thereof, and pharmaceutical compositions thereof. The compounds represented by general formula (I), general formula (II) or general formula (III) have inhibitory activities against isocitrate dehydrogenase 2 (IDH2), thereby being capable of treating IDH2 mutation-induced cancers.
    Type: Application
    Filed: July 29, 2016
    Publication date: August 9, 2018
    Inventors: Shulong WANG, Na ZHAO, Xijie LIU, Yuandong HU, Hui ZHANG, Hong LUO, Yong PENG, Dengming XIAO, Yongxin HAN, Xiquan ZHANG, Xin TIAN
  • Publication number: 20180208581
    Abstract: The present disclosure relates to aniline pyrimidine derivatives or pharmaceutically acceptable salts thereof as EGFR inhibitors, specifically relates to compounds represented by formula (I) or pharmaceutically acceptable salts, pharmaceutical compositions, the method and uses thereof for treating EGFR mediated diseases.
    Type: Application
    Filed: July 15, 2016
    Publication date: July 26, 2018
    Inventors: Yan ZHU, Na ZHAO, Xianxing SHANG, Yuandong HU, Yong PENG, Hui ZHANG, Bo LIU, Hong LUO, Yongxin HAN, Ling YANG, Hongjiang XU
  • Patent number: 9926299
    Abstract: The invention provides novel poly-substituted 5-membered heterocyclic compounds represented by Formula (IV), or a pharmaceutically acceptable salt, solvate, metabolite, polymorph, ester, tautomer or prodrug thereof, and a composition comprising these compounds. The compounds provided can be used as selective irreversible bruton's tyrosine kinase (Btk) inhibitors and are further useful to treat inflammatory, auto immune diseases associated with aberrant B-cell proliferation such as RA (rheumatoid arthritis) and cancers. This invention also provides the preparation of a medicament using of Formula (IV), and methods of preventing or treating diseases associated with excessive Btk activity in mammals, especially humans.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: March 27, 2018
    Assignee: Centaurus BioPharma Co., Ltd.
    Inventors: Yongxin Han, Rong Yu, Zanping Wang, Zhi Liang, Quan Hu, Li Zhu, Yuandong Hu, Yinghui Sun, Na Zhao, Yong Peng, Xiaofeng Zhai, Hong Luo, Dengming Xiao
  • Patent number: 9725439
    Abstract: The present invention relates to a quinazoline derivative shown in formula (I) and a preparation method therefor, a pharmaceutical composition comprising the compound shown in formula (I), and an application of the compound in preparing drugs for curing and preventing tumors. The compound of the present invention can irreversibly prevent EGFR phosphorylation, and effectively depress signal transduction of cancer cells, and accordingly has higher anti-tumor activity in vitro and in vivo.
    Type: Grant
    Filed: September 28, 2014
    Date of Patent: August 8, 2017
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., CENTAURUS BIOPHARMA CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
    Inventors: Dengming Xiao, Yan Zhu, Yuandong Hu, Huting Wang, Jijun Li, Yong Peng, Hui Zhang, Hong Luo, Fansheng Kong, Yongxin Han
  • Patent number: 9708295
    Abstract: The present invention discloses substituted 2-aminopyridine derivatives as protein kinase inhibitors; specifically, the invention relates to 2-aminopyridine derivatives having protein kinase inhibitory properties, their manufacture, pharmaceutical compositions containing them, and use of the compounds and the pharmaceutical compositions thereof for the treatment of diseases associated with protein kinase.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: July 18, 2017
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., Centaurus Biopharma Co., Ltd., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
    Inventors: Dengming Xiao, Xinhe Xu, Xijie Liu, Yuandong Hu, Honghao Yu, Zhihua Liu, Yong Peng, Yinghui Sun, Hong Luo, Fansheng Kong, Yongxin Han, Jian Sun