Patents by Inventor Willem Johan Plantinga

Willem Johan Plantinga 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).

  • Publication number: 20220061578
    Abstract: An invention as provided is a method of preparing a beverage or beverage extract comprising steps of: a. providing an extraction chamber comprising an extractable beverage material, a liquid inlet and a liquid outlet, and b. conveying a liquid into the chamber via the inlet and at least a portion of the liquid out of the chamber via the outlet, and c. conveying at least a portion of the liquid that has exited the chamber from step b) back into the chamber via the outlet and conveying at least a portion of the liquid out of the chamber via the inlet. wherein steps b) and c) are repeated at least twice, and wherein at least a portion of the liquid conveyed into the chamber in at least one subsequent step b), in addition to the first step b), is conveyed into the chamber for the first time.
    Type: Application
    Filed: December 17, 2019
    Publication date: March 3, 2022
    Inventors: Andrew Charles Bentley, Nicholas Andrew Hansen, Willem Johan Plantinga, Henrik Johan Dees