ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,495,933, issued on Dec. 16, was assigned to LA MARZOCCO S.R.L. (Scarperia, Italy).

"Coffee grinding machine configured to provide a dose of stratified ground coffee and associated method" was invented by Andrea Dionisio (Scarperia, Italy), Riccardo Gatti (Scarperia, Italy), Alessandro Parenti (Florence, Italy), Giulia Angeloni (Florence, Italy) and Lorenzo Guerrini (Florence, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is disclosed a coffee grinding machine for grinding coffee beans and forming a dose of ground coffee directly in a filter basket with a bottom layer of ground coffee having a first mean particle size and an adjacent layer o...