Patents by Inventor Dengming Xiao

Dengming Xiao 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).

  • Publication number: 20220226326
    Abstract: The present invention provides compounds, including resolved enantiomers, resolved diastereomers, solvates and pharmaceutically acceptable salts thereof, comprising the Formula I: Also provided are methods of using the compounds of this invention as AKT protein kinase inhibitors and for the treatment of hyperproliferative diseases such as cancer.
    Type: Application
    Filed: August 23, 2021
    Publication date: July 21, 2022
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: Ian S. Mitchell, James F. Blake, Rui Xu, Nicholas C. Kallan, Dengming Xiao, Keith Lee Spencer, Josef R. Bencsik, Eli M. Wallace, Stephen T. Schlachter, Anna L. Leivers, Jun Liang, Brian Safina, Birong Zhang, Christine Chabot, Steven Do
  • Publication number: 20200345735
    Abstract: The present invention provides compounds, including resolved enantiomers, resolved diastereomers, solvates and pharmaceutically acceptable salts thereof, comprising the Formula I: Also provided are methods of using the compounds of this invention as AKT protein kinase inhibitors and for the treatment of hyperproliferative diseases such as cancer.
    Type: Application
    Filed: January 7, 2020
    Publication date: November 5, 2020
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: Ian S. Mitchell, James F. Blake, Rui Xu, Nicholas C. Kallan, Dengming Xiao, Keith Lee Spencer, Josef R. Bencsik, Eli M. Wallace, Stephen T. Schlachter, Anna L. Leivers, Jun Liang, Brian Safina, Birong Zhang, Christine Chabot, Steven Do
  • 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
  • Patent number: 10385038
    Abstract: The present invention discloses a crystal of citrate salt of pyridine-substituted 2-aminopyridine-based protein kinase inhibitors, in particular, to crystal of 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine citrate salt, a method for preparation thereof, a crystalline composition and a pharmaceutical composition comprising the crystal, and further discloses the use of crystals of citrate salt of the compound of Formula I in protein kinase-related diseases. The crystals of citrate salt according to the present invention are superior to 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine or other salts of 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine in at least one aspect of bioavailability, hygroscopicity, stability, solubility, purity, ease of preparation, and the like.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: August 20, 2019
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD., CENTAURUS BIOPHARMA CO., LTD.
    Inventors: Feng Gong, Xinlu Li, Rui Zhao, Xiquan Zhang, Xinhe Xu, Xijie Liu, Dengming Xiao, Yongxin Han
  • 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: 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
  • Patent number: 10155775
    Abstract: The present application relates to a substituted amino six-membered saturated heteroalicycle represented by formula I as a long-acting DPP-IV inhibitor, a method for preparing the same, a pharmaceutical composition comprising the same, and a use of the same in treating and/or preventing diseases and disorders benefitting from DPP-IV inhibition.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: December 18, 2018
    Assignees: Centaurus Biopharma Co., Ltd., Chia Tai Tianqing Pharmaceutical Co., Ltd., Lianyungang Runzhong Pharmaceutical Co., Ltd.
    Inventors: Xinhe Xu, Yu Shen, Dengming Xiao, Hong Luo, Yong Peng, Yongxin Han, Aiming Zhang, Ling Yang
  • Patent number: 10112922
    Abstract: Provided are a compound represented by formula (III) or pharmaceutically acceptable salts, solvates, active metabolites, polymorphs, esters, tautomers or prodrugs thereof, pharmaceutical compositions containing the compound represented by formula (III), and the application of the pharmaceutical compositions as selective inreversible inhibitor of Bruton's tyrosine kinase for the prevention and treatment of inflammation, autoimmune diseases (such as rheumatoid arthritis) associated with aberrant B cell proliferation and cancers.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: October 30, 2018
    Assignee: Centaurus BioPharma Co., Ltd.
    Inventors: Yongxin Han, Li Zhu, Dengming Xiao, Yong Peng, Hong Luo
  • Publication number: 20180244649
    Abstract: The present invention discloses a crystal of citrate salt of pyridine-substituted 2-aminopyridine-based protein kinase inhibitors, in particular, to crystal of 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine citrate salt, a method for preparation thereof, a crystalline composition and a pharmaceutical composition comprising the crystal, and further discloses the use of crystals of citrate salt of the compound of Formula I in protein kinase-related diseases. The crystals of citrate salt according to the present invention are superior to 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine or other salts of 5-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)-4?-methoxy-6?-((S)-2-methylpiperazin-1-yl)-3,3?-bipyridin-6-amine in at least one aspect of bioavailability, hygroscopicity, stability, solubility, purity, ease of preparation, and the like.
    Type: Application
    Filed: July 29, 2016
    Publication date: August 30, 2018
    Inventors: Feng GONG, Xinlu LI, Rui ZHAO, Xiquan ZHANG, Xinhe XU, Xijie LIU, Dengming XIAO, Yongxin HAN
  • 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: 20180169099
    Abstract: The present invention provides compounds, including resolved enantiomers, resolved diastereomers, solvates and pharmaceutically acceptable salts thereof, comprising the Formula I: Also provided are methods of using the compounds of this invention as AKT protein kinase inhibitors and for the treatment of hyperproliferative diseases such as cancer.
    Type: Application
    Filed: August 7, 2017
    Publication date: June 21, 2018
    Applicants: Array BioPharma Inc., Genentech, Inc.
    Inventors: Ian S. Mitchell, James F. Blake, Rui Xu, Nicholas C. Kallan, Dengming Xiao, Keith Lee Spencer, Josef R. Bencsik, Eli M. Wallace, Stephen T. Schlachter, Anna L. Leivers, Jun Liang, Brian Safina, Birong Zhang, Christine Chabot, Steven Do
  • Patent number: 9981946
    Abstract: The present invention discloses pharmaceutically acceptable acid salts of pyridine-substituted 2-aminopyridine derivatives as protein kinase inhibitors, preparation methods, pharmaceutical compositions thereof, and use thereof for the treatment of diseases associated with protein kinase.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: May 29, 2018
    Assignees: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., LAINYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD., CENTAURUS BIOPHARMA CO., LTD.
    Inventors: Feng Gong, Xinlu Li, Rui Zhao, Xiquan Zhang, Xinhe Xu, Xijie Liu, Dengming Xiao, Yongxin Han
  • Publication number: 20180111950
    Abstract: The present application relates to a substituted amino six-membered saturated heteroalicycle represented by formula I as a long-acting DPP-IV inhibitor, a method for preparing the same, a pharmaceutical composition comprising the same, and a use of the same in treating and/or preventing diseases and disorders benefitting from DPP-IV inhibition.
    Type: Application
    Filed: February 4, 2016
    Publication date: April 26, 2018
    Inventors: Xinhe XU, Yu SHEN, Dengming XIAO, Hong LUO, Yong PENG, Yongxin HAN, Aiming ZHANG, Ling YANG
  • 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
  • Publication number: 20170226084
    Abstract: The present invention discloses pharmaceutically acceptable acid salts of pyridine-substituted 2-aminopyridine derivatives as protein kinase inhibitors, preparation methods, pharmaceutical compositions thereof, and use thereof for the treatment of diseases associated with protein kinase.
    Type: Application
    Filed: July 31, 2015
    Publication date: August 10, 2017
    Inventors: Feng GONG, Xinlu LI, Rui ZHAO, Xiquan ZHANG, Xinhe XU, Xijie LIU, Dengming XIAO, Yongxin HAN
  • 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
  • Publication number: 20170144986
    Abstract: Provided are a compound represented by formula (III) or pharmaceutically acceptable salts, solvates, active metabolites, polymorphs, esters, tautomers or prodrugs thereof, pharmaceutical compositions containing the compound represented by formula (III), and the application of the pharmaceutical compositions as selective inreversible inhibitor of Bruton's tyrosine kinase for the prevention and treatment of inflammation, autoimmune diseases (such as rheumatoid arthritis) associated with aberrant B cell proliferation and cancers.
    Type: Application
    Filed: May 7, 2015
    Publication date: May 25, 2017
    Inventors: Yongxin HAN, Li ZHU, Dengming XIAO, Yong PENG, Hong LUO
  • Patent number: 9550781
    Abstract: The invention provides a compound represented by formula (I) which may modulate a kinase, and a pharmaceutical composition thereof, as well as the method for preventing or treating a protein kinase mediated disease or condition.
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: January 24, 2017
    Assignees: Centaurus Biopharma Co., Ltd., Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
    Inventors: Dengming Xiao, Jijun Li, Yan Zhu, Yuandong Hu, Huting Wang, Zhe Wang, Zanping Wang, Yongheng Wei, Yinghui Sun, Qiong Wu, Hui Zhang, Yong Peng, Fansheng Kong, Ying Sun, Hong Luo, Yongxin Han
  • Patent number: 9540396
    Abstract: The invention provides novel substituted 6-arylamino pyridone carboxamides represented by Formula I, or a pharmaceutically acceptable salt, solvate, poly-morph, ester, tautomer or prodrug thereof, and a composition comprising these compounds. The compounds provided can be used as inhibitors of MEK and are useful in the treatment of inflammatory diseases, cancer and other hyperproliferative diseases. The invention further provides a method of treatment for inflammatory diseases, cancer and other hyperproliferative diseases in mammals, especially humans.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: January 10, 2017
    Assignees: Centaurus Biopharma Co., Ltd., Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
    Inventors: Dengming Xiao, Li Zhu, Yuandong Hu, Shixin Wang, Rong Yu, Wei Hu, Zhi Liang, Xijie Liu, Quan Hu