Patents by Inventor Oilin Wang

Oilin Wang 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).

  • Risperidone sustained release microsphere composition
    Patent number: 11110094
    Abstract: A risperidone sustained release microsphere formulation is provided. The microsphere formulation comprise risperidone or 9-hydroxy risperidone or salts thereof, and a polymer blend having a first uncapped lactide-glycolide copolymer and a second uncapped lactide-glycolide copolymer, in which the first uncapped lactide-glycolide copolymer is a copolymer with a high intrinsic viscosity and the second uncapped lactide-glycolide copolymer is a copolymer with a low intrinsic viscosity. The sustained release microsphere formulation according to an embodiment of the present disclosure is suitable for large-scale industrialized production with improved stability, the in vivo release behavior of which will not change after long-term storage.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: September 7, 2021
    Assignees: Shandong Luye Pharmaceutical Co., Ltd., Nanjing Luye Pharmaceutical Co., Ltd.
    Inventors: Kaoxiang Sun, Rongcai Liang, Oilin Wang, Wenyan Wang, Wanhui Liu, Youxin Li