Patents by Inventor Lizhen CHENG

Lizhen CHENG 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).

  • PHARMACEUTICAL COMPOSITION, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
    Publication number: 20240216402
    Abstract: A pharmaceutical composition, and a preparation method therefor and an application thereof. The pharmaceutical composition comprises a spiro-aryl phosphorus oxide or a pharmaceutically acceptable salt thereof as an active ingredient and a pharmaceutically acceptable carrier. D90 of the spiro-aryl phosphorus oxide or the pharmaceutically acceptable salt thereof is in a range of 40.3 ?m to 79.6 ?m. The pharmaceutical composition has high content uniformity, a high dissolution rate, and high in-vivo bioavailability, and can be used for treating cancer.
    Type: Application
    Filed: July 4, 2022
    Publication date: July 4, 2024
    Applicant: QILU PHARMACEUTICAL CO., LTD.
    Inventors: Xiaoqing ZHENG, Lizhen CHENG, Weifeng GENG, Qingmin YANG