Patents by Inventor Jiang Jin

Jiang Jin 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).

  • LEAKPROOF CUP LID HAVING INNER-OUTER DOUBLE-ENGAGEMENT STRUCTURE
    Publication number: 20260208924
    Abstract: A leakproof cup lid having an inner-outer double-engagement structure, comprising a lid top and a sealing flange. The sealing flange is an annular body formed by bending the edge of the lid top. The sealing flange includes an inner snap and an outer snap. The inner snap is located on an inner side and is recessed downward, while the outer snap is located on an outer side and protrudes upward. An insertion slot is formed facing downward between the inner snap and the outer snap, when the cup lid is placed on the cup body, a top end of the cup body is able to be inserted into the insertion slot, and the outer snap and the inner snap cooperate to seal and clamp an inner top wall and an outer top wall of the cup body.
    Type: Application
    Filed: February 27, 2026
    Publication date: July 23, 2026
    Applicant: OTOR TECHNOLOGY CO., LTD.
    Inventor: Jiang JIN
  • Diaper bag
    Patent number: D956411
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: July 5, 2022
    Inventor: Jiang Jin
  • Baby carrier
    Patent number: D971589
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: December 6, 2022
    Inventor: Jiang Jin
  • Cup lid
    Patent number: D1118347
    Type: Grant
    Filed: May 20, 2024
    Date of Patent: March 17, 2026
    Inventor: Jiang Jin