Patents by Inventor Donovan Stewart

Donovan Stewart 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).

  • Hydration Container
    Publication number: 20240118121
    Abstract: A dual-component hydration container system for hydrating liquid. The container has an inner cup containing an adjuvant that is selectively introduced into the liquid in the container. The base contains electronic means to digitally measure the quantity of liquid in the container. The electronic means measures the time relative to the quantity of liquid to ensure a sufficient volume of liquid is consumed at a pre-specified rate.
    Type: Application
    Filed: December 5, 2023
    Publication date: April 11, 2024
    Inventor: Donovan Stewart
  • Hydration container
    Patent number: 11912479
    Abstract: A personal container for hydrating liquid. The container has a inner cup containing an adjuvant that is selectively introduced into the liquid in the container. The base contains electronic means to digitally measure the quantity of liquid in the container. The electronic means measures the time relative to the quantity of liquid to ensure a sufficient volume of liquid is consumed at a pre-specified rate.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: February 27, 2024
    Inventor: Donovan Stewart