Patents by Inventor Zezhen Zeng

Zezhen 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).

  • Storage shelf
    Patent number: D999558
    Type: Grant
    Filed: June 15, 2023
    Date of Patent: September 26, 2023
    Inventor: Zezhen Zeng
  • Toothbrush holder
    Patent number: D1000154
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: October 3, 2023
    Inventor: Zezhen Zeng
  • Soap dish
    Patent number: D1018121
    Type: Grant
    Filed: June 15, 2023
    Date of Patent: March 19, 2024
    Inventor: Zezhen Zeng
  • Cat litter box
    Patent number: D1044169
    Type: Grant
    Filed: April 23, 2024
    Date of Patent: September 24, 2024
    Inventor: Zezhen Zeng
  • Cat litter box
    Patent number: D1050639
    Type: Grant
    Filed: June 18, 2024
    Date of Patent: November 5, 2024
    Inventor: Zezhen Zeng