Patents by Inventor Shoufeng Li, Sr.

Shoufeng Li, Sr. 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).

  • Crystalline form of lamotrigine hydrate, method for preparing the same and composition comprising the same
    Patent number: 11447456
    Abstract: The invention relates to a crystalline form of lamotrigine hydrate, a method for preparing the same and a composition comprising the same, and in particular, to a lamotrigine hydrate form A, a method for preparing the lamotrigine hydrate form A and a composition comprising the lamotrigine hydrate form A.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: September 20, 2022
    Assignee: SHANGHAI AUCTA PHARMACEUTICALS CO., LTD.
    Inventors: Shoufeng Li, Sr., Yong Wang