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:
Feb. 22, 2022
Filed:
Sep. 24, 2018
Societe Des Produits Nestle S.a., Vevey, CH;
Julien Philippe Nicolas Mahieux, Jougne, FR;
Stefan Palzer, Lausanne, CH;
Gerhard Niederreiter, Vevey, CH;
Laurent Forny, Lausanne, CH;
Federico Mora, Morges, CH;
Bruno Edgar Chavez Montes, Lausanne, CH;
Laure Poquet, Servion, CH;
Heiko Oertling, Lausanne, CH;
Societe des Produits Nestle S.A., Vevey, CH;
Abstract
The present invention provides a method for producing caffeine, wherein the method comprises: (a) combining a coffee extract comprising caffeine with an aqueous organic acid; (b) crystallizing the coffee extract and the aqueous organic acid so as to form caffeine-organic acid co-crystals in an aqueous phase; (c) separating the caffeine-organic acid co-crystals from the aqueous phase; and (d) extracting caffeine from the co-crystals obtained in step (c), wherein step (d) comprises placing the co-crystals in an aqueous solution so as to form a caffeine precipitate and a solution comprising the organic acid. Also provided is a method for producing a decaffeinated coffee extract comprising chlorogenic acids.