Patents by Inventor Renkai Zeng

Renkai Zeng 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).

  • Shoe
    Patent number: D861295
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: October 1, 2019
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D866934
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: November 19, 2019
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D870426
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: December 24, 2019
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D882910
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: May 5, 2020
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D883618
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: May 12, 2020
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D893138
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: August 18, 2020
    Assignee: FUZHOU TANGLONG ELECTRONIC COMMERCE CO., LTD.
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D910291
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: February 16, 2021
    Inventor: Renkai Zeng
  • Shoe
    Patent number: D955702
    Type: Grant
    Filed: February 10, 2020
    Date of Patent: June 28, 2022
    Inventor: Renkai Zeng