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.

Date of Patent:
Feb. 17, 2026

Filed:

Feb. 03, 2021
Applicant:

Societe Des Produits Nestle S.a., Vevey, CH;

Inventor:

Bertrand Guyon, Pontarlier, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 31/44 (2006.01); A47J 31/36 (2006.01);
U.S. Cl.
CPC ...
A47J 31/4492 (2013.01); A47J 31/3676 (2013.01);
Abstract

Machine () for preparing and dispensing a beverage (), such as tea, coffee, hot chocolate, cold chocolate, milk, soup or baby food, wherein the machine comprises a capsule recognition module () for recognizing a type of a capsule () inserted in the machine (), the capsule recognition module () comprising a light source () for lighting at least part of the surface of the capsule () and an optical sensor () for sensing an optical property of the at least part of the surface of the capsule (); and wherein the capsule recognition module () is configured to: determine a correction value of the optical property by sensing the optical property of the at least part of the surface of the capsule () while said light source () is switched off; determine at least one sample value of the optical property by sensing the optical property of the at least part of the surface of the capsule () while the light source () is switched on; calculate a corrected sample value with the correction value and the at least one sample value; determine a type of the capsule by comparing the corrected sample value with at least one reference value, the at least one reference value being representative of a type of capsule.


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