Patents by Inventor Wenchu Xiao

Wenchu 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).

  • Anti-PD-1/anti-VEGF natural antibody structure like heterodimeric form bispecific antibody and preparation thereof
    Patent number: 11827697
    Abstract: An anti-PD-1/anti-VEGF natural antibody structure-like heterodimeric form bispecific antibody and preparation thereof. Provided are a highly stable, heterodimeric form anti-PD-1/anti-VEGF bispecific antibody having natural IgG characteristics and free of mismatched heavy and light chains and preparation method for the antibody. The bispecific antibody is capable of simultaneously binding with two target molecules and provides improved efficacy in treating a complicated disease.
    Type: Grant
    Filed: February 2, 2019
    Date of Patent: November 28, 2023
    Assignee: Beijing Hanmi Pharmaceutical Co., Ltd.
    Inventors: Yaping Yang, Nanmeng Song, Wenchu Xiao, Zhenlei Li, Lina Zhang, Mingyue Gu, Chunguang Zhan, Jiawang Liu, Maengsup Kim
  • ANTI-TNFALPHA/ANTI IL - 17A NATURAL ANTIBODY STRUCTURE-LIKE HETERODIMER FORM OF BISPECIFIC ANTIBODY AND PREPARATION METHOD THEREFOR
    Publication number: 20220010006
    Abstract: Provided are an anti-TNF?/anti IL-17A natural antibody structure-like heterodimer form of a bispecific antibody and a preparation method therefor, wherein the antibody can bind two target molecules simultaneously, and can be used for treating complex diseases.
    Type: Application
    Filed: November 5, 2019
    Publication date: January 13, 2022
    Applicant: BEIJING HANMI PHARMACEUTICAL CO., LTD.
    Inventors: Jiawang LIU, Yaping YANG, Nanmeng SONG, Wenchu XIAO, Chulwoong CHUNG, Maengsup KIM
  • ANTI-PD-1/ANTI-VEGF NATURAL ANTIBODY STRUCTURE LIKE HETERODIMERIC FORM BISPECIFIC ANTIBODY AND PREPARATION THEREOF
    Publication number: 20210040193
    Abstract: An anti-PD-1/anti-VEGF natural antibody structure-like heterodimeric form bispecific antibody and preparation thereof. Provided are a highly stable, heterodimeric form anti-PD-1/anti-VEGF bispecific antibody having natural IgG characteristics and free of mismatched heavy and light chains and preparation method for the antibody. The bispecific antibody is capable of simultaneously binding with two target molecules and provides improved efficacy in treating a complicated disease.
    Type: Application
    Filed: February 2, 2019
    Publication date: February 11, 2021
    Inventors: Yaping Yang, Nanmeng Song, Wenchu Xiao, Zhenlei Li, Lina Zhang, Mingyue Gu, Chunguang Zhan, Jiawang Liu, Maengsup Kim