Patents by Inventor Guotao Zeng

Guotao Zeng 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).

  • MEDICINE FEEDER
    Publication number: 20240108549
    Abstract: The disclosure provides a medicine feeder comprising a first sleeve, a second sleeve, and a push rod. The first sleeve is provided with a first accommodation cavity for accommodating medicine liquid, and a first liquid outlet is provided at an end of the first accommodation cavity. The second sleeve is inserted in the first accommodation cavity and slidable along the first accommodation cavity. A sealing is achieved between the second sleeve and an inner wall of the first accommodation cavity. The second sleeve is provided with a second accommodation cavity for accommodating mouthwash, and a second liquid outlet is provided at an end of the second accommodation cavity proximal to the first liquid outlet. The push rod is inserted in the second accommodation cavity and slidable along the second accommodation cavity, and a sealing is achieved between the push rod and an inner wall of the second accommodation cavity.
    Type: Application
    Filed: February 5, 2021
    Publication date: April 4, 2024
    Inventor: Guotao Zeng
  • Medical injector
    Patent number: D970722
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: November 22, 2022
    Inventor: Guotao Zeng
  • Teat for liquid feeder
    Patent number: D1067532
    Type: Grant
    Filed: May 19, 2023
    Date of Patent: March 18, 2025
    Inventor: Guotao Zeng
  • Feeding bottle for infants
    Patent number: D1071179
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: April 15, 2025
    Assignee: Guangzhou Hushien Infant and Child Products Co., Ltd.
    Inventor: Guotao Zeng