Patents by Inventor Qiaoli Cui

Qiaoli Cui 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: 20230144619
    Abstract: Provided in the present invention are a salt of an arylaminopurine derivative represented by Formula (2), a preparation method therefor and the use thereof. The salt obtained in the present invention has good crystallinity and significantly improved solubility relative to that in the free form, and the preferred salt and crystal form have low hygroscopicity and can exist stably. Therefore, compared with the free form of arylaminopurine derivatives or other salts, it is easier to prepare same into a medicine.
    Type: Application
    Filed: January 22, 2021
    Publication date: May 11, 2023
    Applicant: CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd.
    Inventors: Dehua Ji, Shengyong Yang, Xiaofeng Guo, Chen Zhang, Linli Li, Yuxiu Ma, Xiaowei Sun, Qiaoli Cui, Feng Guo, Haohao Zhang