Patents by Inventor Gui Rendong

Gui Rendong 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: 11187565
    Abstract: A dosing apparatus suitable for dispensing a dose of liquid from a resilient squeezable container including a cap, suitable for attachment to the container, the cap comprising an expulsion channel for the expulsion of liquid; a dosage chamber attached to the cap, the dosage chamber comprising side walls; at least one inlet opening in the side walls proximal to the cap; a pressure chamber located underneath the dosage chamber; a valve provided at the end of the pressure chamber distal to the dosage chamber, the valve being movable from an open position, allowing liquid to flow through one or more discharge openings, and a closed position where the valve closes each discharge opening, the valve incorporating at least one aperture; and a plunger provided in the dosage chamber, and movable relative to the dosage chamber so as to advance upon squeezing of the container, up to a blocking position.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: November 30, 2021
    Assignee: Berlin Packaging, LLC
    Inventors: Andrew John Paterson, Gui Rendong, Yang Aiwen, Wang Gongfu, Mao Yin
  • Publication number: 20210293599
    Abstract: A dosing apparatus suitable for dispensing a dose of liquid from a resilient squeezable container including a cap, suitable for attachment to the container, the cap comprising an expulsion channel for the expulsion of liquid; a dosage chamber attached to the cap, the dosage chamber comprising side walls; at least one inlet opening in the side walls proximal to the cap; a pressure chamber located underneath the dosage chamber; a valve provided at the end of the pressure chamber distal to the dosage chamber, the valve being movable from an open position, allowing liquid to flow through one or more discharge openings, and a closed position where the valve closes each discharge opening, the valve incorporating at least one aperture; and a plunger provided in the dosage chamber, and movable relative to the dosage chamber so as to advance upon squeezing of the container, up to a blocking position.
    Type: Application
    Filed: October 14, 2016
    Publication date: September 23, 2021
    Inventors: Andrew John Paterson, Gui Rendong, Yang Aiwen, Wang Gongfu, Mao Yin