Patents by Inventor Chunseng Gao

Chunseng Gao 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).

  • Combination Product Comprising Phentermine and Topiramate, and Preparation Method Thereof
    Publication number: 20150044295
    Abstract: The present invention provides a combination product, which comprises immediate release pellet of phentermine and sustained-release pellet of topiramate, wherein the pellet of topiramate includes: a) a blank pellet core; b) an active drug layer that contains topiramate and is free of binding agent, the layer being located on surface of the blank pellet core; c) a sustained-release coating layer containing ethyl cellulose and PVP K30, the sustained-release coating layer being located on external of the active drug layer. The present invention further discloses a method for preparing the combination product.
    Type: Application
    Filed: March 20, 2013
    Publication date: February 12, 2015
    Applicant: Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China
    Inventors: Song LI, Chunseng Gao, Wu Zhong, Yuli Wang, Meiyan Yang, Li Shan, Xinbo Zhou, Zhibing Zheng, Xiaokui Wang