Patents by Inventor Dandan Lin

Dandan Lin 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).

  • Squeeze water mop bucket
    Patent number: D919213
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 11, 2021
    Inventors: Dandan Lin, Hui Mao
  • Squeeze water mop bucket
    Patent number: D919214
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 11, 2021
    Inventors: Dandan Lin, Hui Mao
  • Squeeze water mop bucket
    Patent number: D919215
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 11, 2021
    Inventors: Dandan Lin, Hui Mao
  • Squeeze water mop bucket
    Patent number: D919216
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 11, 2021
    Inventors: Dandan Lin, Hui Mao