Patents by Inventor Hongyue Xie

Hongyue Xie 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).

  • Optically active compound of flubrocythrinate, a process for preparing the same
    Patent number: 5886207
    Abstract: This invention relates to optically active compounds of Flubrocythrinate, their preparations and uses. The insecticidal and miticidal activities of the optically active compounds of the present invention are apparently higher than that of mixture racemic compounds, thus resulting in an increase in rate of utilization as well as a decrease in environmental pollution. Moreover, the process for the preparations of the insecticidal and miticidal agents of the present invention are quite simple, therefore they might have a wide-ranging applications.
    Type: Grant
    Filed: November 17, 1995
    Date of Patent: March 23, 1999
    Assignee: Shanghai Zhongxi Pharmaceutical Co. Ltd.
    Inventors: Guanhe Sun, Weigao Jin, Lin Zuo, Hongyue Xie