Patents by Inventor Maoyi LEI

Maoyi LEI 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).

  • PDE4 INHIBITOR
    Publication number: 20190177318
    Abstract: Provided are a PDE4 inhibitor and a use thereof in the preparation of a medicament for treating PDE4 related diseases. Specifically disclosed are the compound as shown in formula (I) and a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: August 22, 2017
    Publication date: June 13, 2019
    Inventors: Yunfu LUO, Chundao YANG, Maoyi LEI, LING LIU, Guoping HU, Jian LI, Shuhui CHEN