Patents by Inventor Leonid Ulman

Leonid Ulman 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).

  • Reusable brewing filter with ejection mechanism
    Patent number: 11278149
    Abstract: A reusable brewing filter, also known as a brewing pod or adapter, for brewing systems. The reusable filter incorporates an internal rotatable scraping or ejection mechanism to facilitate the disposal of spent coffee grounds or other extracted and brewed materials.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: March 22, 2022
    Inventors: Leonid Ulman, Jeffery William Domenighini