Patents by Inventor Haizhong TAN

Haizhong TAN 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).

  • AMIDE OXAZOLE COMPOUND
    Publication number: 20230391776
    Abstract: Provided is an amide oxazole compound, in particular a compound, as represented by formula (IV), or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 20, 2021
    Publication date: December 7, 2023
    Inventors: Jianfei WANG, Haizhong TAN, Yang ZHANG, Jian LI, Shuhui CHEN
  • IRAK4 INHIBITOR CRYSTAL AND PREPARATION METHOD THEREFOR
    Publication number: 20230060905
    Abstract: Provided are a crystal of a compound of formula (I), salt thereof, a crystal of the salt thereof, and a preparation method for the crystal. Also comprised are applications of the compound and the crystal in preparation of drugs for treating IRAK4-related diseases.
    Type: Application
    Filed: January 21, 2021
    Publication date: March 2, 2023
    Inventors: Yang ZHANG, Jianfei WANG, Haizhong TAN, Yuhai XING, Jian LI, Shuhui CHEN
  • CRYSTAL FORM OF NUCLEOPROTEIN INHIBITOR AND USE THEREOF
    Publication number: 20230026869
    Abstract: A crystal form of a compound of formula (I), a hydrate thereof, a solvate thereof, or a co-complex of water and a solvent, and the use thereof in the preparation of a drug for treating a disease associated with HBV.
    Type: Application
    Filed: November 20, 2020
    Publication date: January 26, 2023
    Applicant: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Haiying HE, Jianhua XIA, Haizhong TAN
  • FUSED RING COMPOUND AS FGFR AND VEGFR DUAL INHIBITOR
    Publication number: 20220315581
    Abstract: A fused ring compound as an FGFR and VEGFR dual inhibitor. Particularly, disclosed is a compound represented by formula (III) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: June 12, 2020
    Publication date: October 6, 2022
    Inventors: Zhengxia CHEN, Haizhong TAN, Yang ZHANG, Jian LI, Shuhui CHEN
  • Isothiazolo[5,4-D]pyrimidine compound as IRAK4 inhibitor
    Patent number: 11459337
    Abstract: Disclosed in the present invention are an IRAK4 inhibitor, and an application thereof in preparation of a drug for treating IRAK4-related diseases. Specifically disclosed are a compound represented by formula (III) and a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: October 4, 2022
    Assignee: Chia Tai Tianqing Pharmaceutical Group Co., Inc.
    Inventors: Yang Zhang, Jianfei Wang, Haizhong Tan, Jie Li, Jian Li, Shuhui Chen
  • OXAZOLE COMPOUND AS MULTI-TARGETED INHIBITOR OF IRAK4 AND BTK
    Publication number: 20220267322
    Abstract: Provided are a class of multi-targeted inhibitors of IRAK4 and BTK, and the use thereof in preparing a drug for treating IRAK4- and BTK-related diseases. The present invention specifically relates to the compounds represented by formula (II), isomers thereof or pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: July 10, 2020
    Publication date: August 25, 2022
    Inventors: Jianfei WANG, Haizhong TAN, Jie LI, Yang ZHANG, Jian LI, Shuhui CHEN
  • IMIDAZOPYRIDINE COMPOUND AS IRAK4 INHIBITOR
    Publication number: 20220227758
    Abstract: A class of IRAK4 inhibitors are used in the preparation of drugs for the treatment of diseases related to IRAK4. A compound as represented by formula (II), an isomer thereof or a pharmaceutically acceptable salt thereof is an example of the IRAK4 inhibitors.
    Type: Application
    Filed: June 24, 2020
    Publication date: July 21, 2022
    Inventors: Jianfei WANG, Jie LI, Haizhong TAN, Yang ZHANG, Jian LI, Shuhui CHEN
  • Crystal form of 3,4-dihydrothieno[3,2-d]pyrimidine compound and preparation method thereof
    Patent number: 11174270
    Abstract: A crystal form A of a 3,4-dihydrothieno[3,2-d]pyrimidine compound (1), a preparation method therefor and an application thereof in the preparation of an anti-human cytomegalovirus (HCMV) drug.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: November 16, 2021
    Assignee: Phaeno Therapeutics Co., Ltd.
    Inventors: Jian Xiong, Jingjing Wang, Boyu Hu, Haizhong Tan, Kevin X. Chen, Jian Li, Shuhui Chen
  • ISOTHIAZOLO[5,4-D]PYRIMIDINE COMPOUND AS IRAK4 INHIBITOR
    Publication number: 20210269459
    Abstract: Disclosed in the present invention are an IRAK4 inhibitor, and an application thereof in preparation of a drug for treating IRAK4-related diseases. Specifically disclosed are a compound represented by formula (III) and a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: June 25, 2019
    Publication date: September 2, 2021
    Inventors: Yang ZHANG, Jianfei WANG, Haizhong TAN, Jie LI, Jian LI, Shuhui CHEN
  • Crystal Form of 3,4-Dihydrothieno[3,2-D]Pyrimidine Compound and Preparation Method Thereof
    Publication number: 20210024538
    Abstract: A crystal form A of a 3,4-dihydrothieno[3,2-d]pyrimidine compound (1), a preparation method therefor and an application thereof in the preparation of an anti-human cytomegalovirus (HCMV) drug.
    Type: Application
    Filed: January 29, 2019
    Publication date: January 28, 2021
    Inventors: Jian Xiong, Jingjing WANG, Boyu HU, Haizhong TAN, KEVIN X CHEN, jIAN li, Shuhui CHEN
  • Anti-HCMV virus compound
    Patent number: 10851112
    Abstract: Disclosed are a class of fused cyclic compounds against the HCMV virus, and use thereof in the preparation of a drugs for treating diseases associated with the HCMV virus. In particular, disclosed is the compound shown in formula (II) and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: December 1, 2020
    Assignee: MEDSHINE DISCOVERY INC.
    Inventors: Jian Xiong, Jingjing Wang, Wentao Wu, Haizhong Tan, Xuanjia Peng, Yang Zhang, Kevin X. Chen, Jian Li, Shuhui Chen
  • ANTI-HCMV VIRUS COMPOUND
    Publication number: 20190202838
    Abstract: Disclosed are a class of fused cyclic compounds against the HCMV virus, and use thereof in the preparation of a drugs for treating diseases associated with the HCMV virus. In particular, disclosed is the compound shown in formula (II) and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: August 8, 2017
    Publication date: July 4, 2019
    Inventors: Jian XIONG, Jingjing WANG, Wentao WU, Haizhong TAN, Xuanjia PENG, Yang ZHANG, Kevin X. CHEN, Jian LI, Shuhui CHEN