Patents by Inventor Zhanqiu LAI

Zhanqiu LAI 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).

  • Patent number: 11821191
    Abstract: A extended-time release method includes the following steps: mixing water with the toilet cleaner to form an initial solution when water enters a bowl; starting release of the initial solution while water level in the bowl returns to normal; and continuing release of the initial solution after the water level in the bowl returns to normal, in which a mixed liquid of the initial solution and the water in the bowl is referred to as a primary solution; in the above method, the volume of the initial solution is not less than 10 ml; and the content of the effective ingredients of the toilet cleaner in the primary solution is not less than 2 ppm.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: November 21, 2023
    Assignee: GUANGZHOU BLUE MOON INDUSTRIAL CO., LTD.
    Inventors: Zhanqiu Lai, Lili Hu, Cancan Wang
  • Publication number: 20210293012
    Abstract: A extended-time release method includes the following steps: mixing water with the toilet cleaner to form an initial solution when water enters a bowl; starting release of the initial solution while water level in the bowl returns to normal; and continuing release of the initial solution after the water level in the bowl returns to normal, in which a mixed liquid of the initial solution and the water in the bowl is referred to as a primary solution; in the above method, the volume of the initial solution is not less than 10 ml; and the content of the effective ingredients of the toilet cleaner in the primary solution is not less than 2 ppm.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Inventors: Zhanqiu LAI, Lili HU, Cancan WANG