Patents by Inventor Yefeng FAN

Yefeng FAN 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).

  • EFFICIENT NEW PROCESS FOR SYNTHESIS OF 2-AMINO-5-CHLORO-N-,3-DIMETHYLBENZAMIDE
    Publication number: 20230096826
    Abstract: Described herein are novel methods of synthesizing 2-amino-5-chloro-N,3-dimethylbenzamide. Compounds prepared by the methods disclosed herein are useful for preparation of certain anthranilamide compounds that are of interest as insecticides, such as, for example, the insecticides chlorantraniliprole and cyantraniliprole.
    Type: Application
    Filed: November 29, 2022
    Publication date: March 30, 2023
    Inventors: Liang CHEN, Yefeng FAN, Jianhua MAO, Zhijian XU
  • Efficient new process for synthesis of 2-amino-5-chloro-N,3-dimethylbenzamide
    Patent number: 11542241
    Abstract: Described herein are novel methods of synthesizing 2-amino-5-chloro-N,3-dimethylbenzamide. Compounds prepared by the methods disclosed herein are useful for preparation of certain anthranilamide compounds that are of interest as insecticides, such as, for example, the insecticides chlorantraniliprole and cyantraniliprole.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: January 3, 2023
    Assignees: FMC Corporation, FMC Argo Singapore Pte. Ltd.
    Inventors: Liang Chen, Yefeng Fan, Jianhua Mao, Zhijian Xu
  • EFFICIENT NEW PROCESS FOR SYNTHESIS OF 2-AMINO-5-CHLORO-N-,3-DIMETHYLBENZAMIDE
    Publication number: 20220242837
    Abstract: Described herein are novel methods of synthesizing 2-amino-5-chloro-N,3-dimethylbenzamide. Compounds prepared by the methods disclosed herein are useful for preparation of certain anthranilamide compounds that are of interest as insecticides, such as, for example, the insecticides chlorantraniliprole and cyantraniliprole.
    Type: Application
    Filed: April 15, 2022
    Publication date: August 4, 2022
    Inventors: Liang CHEN, Yefeng FAN, Jianhua MAO, Zhijian XU