Patents by Inventor Caide TANG

Caide TANG 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).

  • Vortioxetine intermediate and synthesis process thereof
    Patent number: 9926286
    Abstract: The present invention provides a new intermediate II and a method for synthesizing the same. The method comprises: (a) firstly diazotizing a compound of formula I as a raw material, and then halogenating to obtain an intermediate II; and (b) reacting the intermediate II with a compound III to obtain a compound IV, hydrolyzing the obtained compound IV directly without being separated to obtain Vortioxetine represented by compound V. The intermediate II can be used for synthesizing Vortioxetine.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: March 27, 2018
    Assignees: SHANGHAI SYNCORES TECHNOLOGIES INC. LTD., ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD
    Inventors: Caide Tang, Gang Wang, Boyu Wang, Luning Huang, Eric Gu
  • NEW VORTIOXETINE INTERMEDIATE AND SYNTHESIS PROCESS THEREOF
    Publication number: 20170088530
    Abstract: The present invention provides a new intermediate II and a method for synthesizing the same. The method comprises: (a) firstly diazotizing a compound of formula I as a raw material, and then halogenating to obtain an intermediate II; and (b) reacting the intermediate II with a compound III to obtain a compound IV, hydrolyzing the obtained compound IV directly without being separated to obtain Vortioxetine represented by compound V. The intermediate II can be used for synthesizing Vortioxetine.
    Type: Application
    Filed: March 25, 2015
    Publication date: March 30, 2017
    Inventors: Caide TANG, Gang WANG, Boyu WANG, Luning HUANG, Eric GU
  • Pickleball pickup
    Patent number: D1060567
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: February 4, 2025
    Assignee: Shenzhen De Rieter Watch Co., Ltd.
    Inventor: Caide Tang