Patents by Inventor Linling Cai

Linling Cai 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).

  • Earring
    Patent number: D1057591
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: January 14, 2025
    Assignee: Shenzhen Libilixi Trading Co., Ltd.
    Inventor: Linling Cai
  • Hoop earring
    Patent number: D1071776
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: April 22, 2025
    Inventor: Linling Cai
  • Hoop earring
    Patent number: D1071777
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: April 22, 2025
    Inventor: Linling Cai
  • Hoop earring
    Patent number: D1071778
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: April 22, 2025
    Inventor: Linling Cai
  • Hoop earring
    Patent number: D1071779
    Type: Grant
    Filed: August 25, 2023
    Date of Patent: April 22, 2025
    Inventor: Linling Cai