Patents by Inventor Lunqiang Li

Lunqiang Li 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).

  • Silicone baking pan
    Patent number: D922128
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: June 15, 2021
    Inventor: Lunqiang Li
  • Silicone tray
    Patent number: D922129
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: June 15, 2021
    Inventor: Lunqiang Li
  • Silicone baking pan
    Patent number: D930422
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: September 14, 2021
    Inventor: Lunqiang Li