Patents by Inventor Liqiong Tang

Liqiong 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).

  • Dental flosser
    Patent number: D966614
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: October 11, 2022
    Inventor: Liqiong Tang
  • Manual toothbrush
    Patent number: D968814
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: November 8, 2022
    Inventor: Liqiong Tang
  • Toothbrush dust cover
    Patent number: D976574
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: January 31, 2023
    Inventor: Liqiong Tang
  • Toothbrush head
    Patent number: D981720
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: March 28, 2023
    Inventor: Liqiong Tang