Patents by Inventor Zhenya ZENG

Zhenya ZENG 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).

  • OXASPIRO SUBSTITUTED PYRROLOPYRAZOLE DERIVATIVE, INTERMEDIATE THEREOF, AND PREPARATION METHOD THEREFOR
    Publication number: 20240109895
    Abstract: An oxaspiro substituted pyrrolopyrazole derivative, an intermediate thereof, and a preparation method therefor.
    Type: Application
    Filed: December 29, 2021
    Publication date: April 4, 2024
    Applicants: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Zhenya ZENG, Chao KAN, Qingfu GAO, Yixiao FENG, Bo WU, Xingsong ZHANG, Youhong MA, Kejun SUN
  • SOLID PHARMACEUTICAL PREPARATION, PREPARATION METHOD THEREFOR AND USE THEREOF
    Publication number: 20230149402
    Abstract: The present invention relates to a solid pharmaceutical preparation and a preparation method therefor. Specifically, disclosed are a solid pharmaceutical preparation that comprises an orexin receptor antagonist compound and a preparation method therefor, the solid pharmaceutical preparation comprising an active ingredient of a compound represented by formula I, a filler, a binder, a disintegrant, and a lubricant. The solid pharmaceutical preparation has good dissolution, stability and in vivo bioavailability.
    Type: Application
    Filed: April 14, 2021
    Publication date: May 18, 2023
    Applicants: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.
    Inventors: Taotao JIANG, Jibiao WANG, Han YANG, Li LI, Zhaoling DAN, Keyi ZHU, Zhenya ZENG, Bo SU, Xi CHEN