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:
Dec. 30, 2025
Filed:
Dec. 17, 2019
Societe Des Produits Nestle S.a., Vevey, CH;
Flavien Dubief, Champagne, CH;
Stefano Ceccaroli, Chavornay, CH;
Societe des Produits Nestle S.A., Vevey, CH;
Abstract
The invention concerns an apparatus for roasting partially pre-roasted coffee beans comprising: —a vessel () to contain coffee beans, —an electrical heater () to heat coffee beans contained in the vessel, —at least one temperature sensor () to measure temperature in the vessel, —a control system () operable to control the heater, wherein the control system is configured to: —apply a roasting recipe dedicated to the roasting of partially pre-roasted beans comprising at least a temperature versus time profile, —measure the concentration of at least one volatile organic component (VOC) in the smoke produced in the vessel during the time the roasting recipe is applied, —detect an increase of the measured concentration in function of time, —stop heating if no increase of the measured concentration happens after a set reference time t.