Patents by Inventor Dengxue SUN

Dengxue SUN 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).

  • Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method therefor
    Patent number: 11801239
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals having an average particle size of 2-52 ?m.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: October 31, 2023
    Assignees: Shanghai Synergy Pharmaceutical Sciences Co., Ltd., Zhejiang Huahai Pharmaceutical Co., Ltd.
    Inventors: Jian Ge, Yunfei Li, Lihong Lin, Dengxue Sun, Jiamiao Wang, Yijin Wang, Zhiyun Wang
  • POWDER INJECTION OF THE DONEPEZIL SEMI PALMOXIRIC ACID SALT, COMPOSITION CONTAINING SAME AND PREPARATION METHOD THEREFOR
    Publication number: 20220062249
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals having an average particle size of 2-52 ?m.
    Type: Application
    Filed: November 10, 2021
    Publication date: March 3, 2022
    Applicants: Shanghai Synergy Pharmaceutical Sciences Co., Ltd, Zhejiang Huahai Pharmaceutical Co., Ltd.
    Inventors: Jian GE, Yunfei LI, Lihong LIN, Dengxue SUN, Jiamiao WANG, Yijin WANG, Zhiyun WANG
  • Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method therefor
    Patent number: 11197850
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals, and the average grain size of the crystals ranges from 0.5 ?m to 100 ?m.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: December 14, 2021
    Assignees: Shanghai Synergy Pharmaceutical Sciences Co., Ltd., Zhejiang Huahai Pharmaceutical Co., Ltd.
    Inventors: Jian Ge, Yunfei Li, Lihong Lin, Dengxue Sun, Jiamiao Wang, Yijin Wang, Zhiyun Wang
  • POWDER INJECTION OF THE DONEPEZIL SEMI PALMOXIRIC ACID SALT, COMPOSITION CONTAINING SAME AND PREPARATION METHOD THEREFOR
    Publication number: 20200108055
    Abstract: A powder injection of a donepezil semi palmoxiric acid salt, a composition containing the same and a preparation method therefor. The powder injection contains donepezil semi palmoxiric acid salt crystals, and the average grain size of the crystals ranges from 0.5 ?m to 100 ?m.
    Type: Application
    Filed: February 13, 2018
    Publication date: April 9, 2020
    Inventors: Jian GE, Yunfei LI, Lihong LIN, Dengxue SUN, Jiamiao WANG, Yijin WANG, Zhiyun WANG