Patents by Inventor Xionggen Zhong

Xionggen Zhong 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).

  • 3D pen
    Patent number: D841736
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: February 26, 2019
    Inventor: Xionggen Zhong
  • 3D pen
    Patent number: D851173
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: June 11, 2019
    Inventor: Xionggen Zhong
  • Pet waterer
    Patent number: D858901
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: September 3, 2019
    Inventor: Xionggen Zhong
  • 3D pen
    Patent number: D863435
    Type: Grant
    Filed: January 21, 2018
    Date of Patent: October 15, 2019
    Inventor: Xionggen Zhong