The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 25, 2016
Filed:
May. 10, 2007
Furio Suggi Liverani, Trieste, IT;
Luca Mastropasqua, Trieste, IT;
Frans Van Eeden, Milan, IT;
Bruno Dellapietra, Aurisina, IT;
Furio Suggi Liverani, Trieste, IT;
Luca Mastropasqua, Trieste, IT;
Frans Van Eeden, Milan, IT;
Bruno Dellapietra, Aurisina, IT;
ILLYCAFFE' S.P.A., Trieste, IT;
Abstract
A method for extracting an espresso coffee beverage by an espresso coffee machine is provided. The method includes providing an extraction chamber and a normally-closed septum arranged downstream of a coffee dose and made of elastic material and provided directly with a small orifice in the septum, injecting a preset dose of hot water into the chamber at a pressure ranging from 2 to 4 bars and for a first preset time interval keeping the septum closed, interrupting the injection of hot water for a second preset time interval, injecting hot water into the chamber after the interrupting with outward dispensing of the beverage being prevented through the septum and extraction.