Patents by Inventor Jinsheng Ren

Jinsheng Ren 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: 20240343803
    Abstract: The present disclosure relates to a bispecific antibody capable of specifically binding PVRIG and TIGIT, which can modulate the function of immune cells and can be used as a drug to treat diseases related to immune abnormalities, such as tumors.
    Type: Application
    Filed: July 28, 2022
    Publication date: October 17, 2024
    Inventors: Xiaofeng ZHAO, Lei LIU, Yayuan FU, Zhuoxiao CAO, Renhong TANG, Jinsheng REN, Yang LIU
  • Publication number: 20240343811
    Abstract: The present invention relates to a CD16 antibody and the use thereof. Specifically, disclosed are an antibody or an antigen-binding fragment specifically binding CD16, and an encoding nucleic acid, an expression vector and an expression cell thereof, a preparation method therefor, a pharmaceutical composition thereof, and the use thereof for treating diseases, such as the use thereof in the treatment of tumors. The CD16 antibody holds great significance for the development of a CD16 antibody therapeutic drug and a CD16 detection reagent.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 17, 2024
    Inventors: Qiong Wang, Yayuan Fu, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20240307415
    Abstract: A compound as represented by formula (I) or a pharmaceutically acceptable salt thereof or a pharmaceutical composition thereof, a preparation method therefor, and the use thereof in the treatment of tumors, inflammatory diseases or autoimmune diseases.
    Type: Application
    Filed: June 23, 2022
    Publication date: September 19, 2024
    Inventors: Lifeng LIU, Zhen LI, Xiaoqing LIU, Xiaofeng ZHAO, Xiaojuan CHA, Feng TANG, Yayuan FU, Zhuoxiao CAO, Renhong TANG, Jinsheng REN
  • Publication number: 20240247041
    Abstract: The present disclosure discloses IL-2 mutants and uses thereof. More specifically, the disclosure provides IL-2 mutants and corresponding fusion proteins, conjugates, nucleic acid fragments, vectors, host cells, methods for preparing the mutants or fusion proteins, IL-2 mutants or fusion proteins prepared according to the methods, pharmaceutical compositions, pharmaceutical uses, methods for treating diseases, and methods for preferentially stimulating regulatory T cells. Compared to wild-type IL-2, the IL-2 mutants of the present disclosure have higher Tm values and improved stability; alternatively, the IL-2 mutants of the present disclosure have an increased yield or changed binding activity to the IL-2R?? complexes compared to wild-type IL-2.
    Type: Application
    Filed: April 4, 2024
    Publication date: July 25, 2024
    Inventors: Yingying HU, Zhuoxiao Cao, Renhong Tang, Hu Ge, Yayuan Fu, Jinsheng Ren
  • Publication number: 20240209051
    Abstract: The present disclosure discloses IL-2 mutants and uses thereof. More specifically, the disclosure provides IL-2 mutants and corresponding fusion proteins, conjugates, nucleic acid fragments, vectors, host cells, methods for preparing the mutants or fusion proteins, IL-2 mutants or fusion proteins prepared according to the methods, pharmaceutical compositions, pharmaceutical uses, methods for treating diseases, and methods for preferentially stimulating regulatory T cells. Compared to wild-type IL-2, the IL-2 mutants of the present disclosure have higher Tm values and improved stability; alternatively, the IL-2 mutants of the present disclosure have an increased yield or changed binding activity to the IL-2R?? complexes compared to wild-type IL-2.
    Type: Application
    Filed: December 20, 2023
    Publication date: June 27, 2024
    Inventors: Yingying HU, Zhuoxiao CAO, Renhong TANG, Hu GE, Yayuan FU, Jinsheng REN
  • Publication number: 20240124575
    Abstract: An anti-CD33 antibody and a preparation method therefor and an application thereof. The anti-CD33 antibody has high affinity with CD33 protein, and therefore, can be used for preparation of a drug for treating tumor and the like.
    Type: Application
    Filed: February 9, 2022
    Publication date: April 18, 2024
    Inventors: Lian XIN, Qiong WANG, Zhuoxiao CAO, Renhong TANG, Jinsheng REN
  • Publication number: 20240124454
    Abstract: The compound as shown in formula (I) or a pharmaceutically acceptable salt or pharmaceutical composition thereof, and a preparation method therefor, and the use thereof as an MAT2A inhibitor. Ring A, ring Q, X, Y, X1, X2, L and R1 in formula (I) are as defined in the description.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 18, 2024
    Inventors: Zhen Li, Feng Tang, Le Liu, Chunyan Zhao, Ping Chen, Renhong Tang, Jinsheng Ren
  • Publication number: 20240124563
    Abstract: The present invention relates to a single-domain antibody against MSLN (mesothelin) and a preparation method therefor and an application thereof. The MSLN antibody has high affinity for MSLN, and therefore can be applied to the preparation of a medicament for treating tumors, etc.
    Type: Application
    Filed: December 8, 2021
    Publication date: April 18, 2024
    Applicant: NANJING ZAIMING PHARMACEUTICAL CO., LTD.
    Inventors: Cuiqing YANG, Xiaohui SHAO, Zhuoxiao CAO, Renhong TANG, Jinsheng REN
  • Publication number: 20240109974
    Abstract: Disclosed in the present invention are a humanized antibody that can specifically bind to TNFR2, or an antigen-binding fragment thereof. The humanized antibody or antigen-binding fragment thereof can regulate the function of immune cells and can be used in a drug for treating diseases related to immune abnormalities, such as tumours.
    Type: Application
    Filed: January 27, 2022
    Publication date: April 4, 2024
    Applicant: SHANDONG SIMCERE BIOPHARMACEUTICAL CO., LTD.
    Inventors: Xiaofeng ZHAO, Shiqiang LU, Zhuoxiao CAO, Renhong TANG, Jinsheng REN
  • Publication number: 20240101686
    Abstract: An EGFR nanobody, and a preparation method therefor and the use thereof. The EGFR nanobody has high affinity for a wild-type EGRF protein, and also recognizes the EGRFvIII protein.
    Type: Application
    Filed: December 8, 2021
    Publication date: March 28, 2024
    Inventors: Peipei Wei, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20240084003
    Abstract: CD22 antibodies, a preparation method therefor, and an application thereof. The CD22 antibodies have a high affinity to CD22 protein Therefore, the CD22 antibodies can be used in the preparation of drugs for the treatment of diseases such as tumors and autoimmune diseases.
    Type: Application
    Filed: January 17, 2022
    Publication date: March 14, 2024
    Inventors: Qiong Wang, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20240076403
    Abstract: An antibody or antigen-binding fragment specifically binding to HER2, a multi-specific antigen binding molecule, a chimeric antigen receptor, an immune effector cell, a nucleic acid fragment, a vector, a host cell, a pharmaceutical composition, a kit, a preparation method, and an application thereof in treatment of tumors or cancers and detection of HER2, which is of great significance for the development of HER2 antibody therapeutic drugs and detection reagents.
    Type: Application
    Filed: December 17, 2021
    Publication date: March 7, 2024
    Inventors: Xiaohui Shao, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20240052055
    Abstract: Provided are a GPC3 antibody and an application thereof, and specifically provided are an antibody or an antigen-binding fragment that specifically binds to GPC3, a multispecific antigen-binding molecule, a chimeric antigen receptor, an immune effector cell, isolated nucleic acid fragments, a vector, a host cell, a corresponding preparation method, a pharmaceutical composition, a treatment method, a pharmaceutical use, a GPC3 detection method and a detection kit. The present disclosure is of great significance in the preparation of drugs for treating cancer or tumor.
    Type: Application
    Filed: December 9, 2021
    Publication date: February 15, 2024
    Inventors: Shumei You, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20240033247
    Abstract: Use of a composition in preparation of a drug for treating a patient suffering from a cerebral stroke. The composition includes edaravone and dexborneol, and the patient has a history of hypertension.
    Type: Application
    Filed: July 7, 2021
    Publication date: February 1, 2024
    Inventors: Xiaofei Feng, Shunwei Zhu, Cuncun Liu, Feng Wang, Jinsheng Ren
  • Publication number: 20230416360
    Abstract: Provided are an CD22 nano antibody, and a preparation method therefor and an application thereof. The CD22 nano antibody has high affinity with a CD22 protein, and can be used for preparing drugs for treating tumors, autoimmune diseases, etc.
    Type: Application
    Filed: December 2, 2021
    Publication date: December 28, 2023
    Inventors: Qiong Wang, Cuiqing Yang, Zhuoxiao Cao, Renhong Tang, Jinsheng Ren
  • Publication number: 20230364059
    Abstract: A stable pharmaceutical composition contains active ingredients of edaravone and dextrocamphol can control the content of unique impurity SCR-756 and impurity SCR-757 thereof.
    Type: Application
    Filed: August 16, 2021
    Publication date: November 16, 2023
    Inventors: Yong QIAN, Xia WANG, Xi ZHU, Cuncun LIU, Feng WANG, Jinsheng REN
  • Publication number: 20230348459
    Abstract: Disclosed are a pyrrolidine compound as represented by formula (I) or a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing same, and the use of the pharmaceutical composition as a selective estrogen receptor degrader (SERD) in the prevention or treatment of estrogen receptor-related diseases.
    Type: Application
    Filed: May 14, 2021
    Publication date: November 2, 2023
    Inventors: Peng Gu, Lei Liu, Guobao Zhang, Feng Zhou, Renhong Tang, Jinsheng Ren
  • Publication number: 20230293556
    Abstract: Provided are a pharmaceutical composition of an aquaporin inhibitor and a preparation method thereof. The pharmaceutical composition comprises 2-((3,5-bis (trifluoromethyl) phenyl)carbamoyl)-4-chlorophenyl dihydrogen phosphate or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate thereof, and meglumine. The pharmaceutical composition of the aquaporin inhibitor and the preparation method thereof have the following advantages: the process is simple, has strong operability, and is conducive to industrial production, and the product has good stability, and obviously less content of degradable impurities, which ensures the effectiveness of the medicine.
    Type: Application
    Filed: August 4, 2021
    Publication date: September 21, 2023
    Inventors: Yong QIAN, Ruiwen SHI, Amy LIU, Tian SONG, Yanhong LIU, Aijuan FENG, Jinsheng REN
  • Publication number: 20230265148
    Abstract: The present disclosure discloses IL-2 mutants and uses thereof. More specifically, the disclosure provides IL-2 mutants and corresponding fusion proteins, conjugates, nucleic acid fragments, vectors, host cells, methods for preparing the mutants or fusion proteins, IL-2 mutants or fusion proteins prepared according to the methods, pharmaceutical compositions, pharmaceutical uses, methods for treating diseases, and methods for preferentially stimulating regulatory T cells. Compared to wild-type IL-2, the IL-2 mutants of the present disclosure have higher Tm values and improved stability; alternatively, the IL-2 mutants of the present disclosure have an increased yield or changed binding activity to the IL-2R?? complexes compared to wild-type IL-2.
    Type: Application
    Filed: September 3, 2021
    Publication date: August 24, 2023
    Inventors: Yingying HU, Zhuoxiao CAO, Renhong TANG, Hu GE, Yayuan FU, Jinsheng REN
  • Publication number: 20230250108
    Abstract: The present application describes tetrahydroisoquinoline compounds as PRMT5 inhibitors and pharmaceutically acceptable salts thereof. Said compounds have the structure of formula (I), and have substituents and structural features described in the present application. The present application also describes pharmaceutical compositions comprising the compounds of formula (I) or pharmaceutically acceptable salts thereof and use of the compounds of formula (I) or pharmaceutically acceptable salts thereof and the pharmaceutical composition comprising the same in the preparation of medicaments for preventing or treating diseases mediated by PRMT5.
    Type: Application
    Filed: June 30, 2021
    Publication date: August 10, 2023
    Inventors: Lei Liu, Yang Liu, Chunyan Zhao, Renhong Tang, Jinsheng Ren