Patents by Inventor Johannes KIEFL

Johannes KIEFL has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11937622
    Abstract: The present invention relates primarily to a method for obtaining a volatile fraction from a juice and/or an alcohol-containing beverage, comprising or consisting of the following steps: (a) distilling a mixture of substances from the juice and/or the alcohol-containing beverage, wherein the distillation is performed by a spinning cone column; (b) contacting the mixture of substances from step (a) with a sorbent to obtain a loaded sorbent; and (c) contacting the loaded sorbent from step (b) with a liquid desorbent to obtain the volatile fraction, wherein desired ingredients of the volatile fraction are concentrated as compared to the juice and/or alcohol-containing beverage such that an addition of 0.1% by mass or less of the volatile fraction to any food preparation produces a perceptible odor impression and/or taste impression in a test subject.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: March 26, 2024
    Assignee: SYMRISE AG
    Inventors: Johannes Kiefl, Dominik Winkler, Stefan Brennecke, Jens Michael Hilmer, Alexander Kindel
  • Patent number: 11925194
    Abstract: The present invention is on the field of antimicrobial active substances. In addition to novel uses of distinct antimicrobial mixtures according to the invention, the present invention also relates to preparations containing such mixtures, particularly preparations serving for nutrition or pleasure or pharmaceutical preparations, as well as methods for preparing such preparations and methods for antimicrobial treatment of preparations serving for nutrition or pleasure or pharmaceutical preparations.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: March 12, 2024
    Assignee: SYMRISE AG
    Inventors: Kathrin Langer, Margit Liebig, Johannes Kiefl
  • Publication number: 20230263202
    Abstract: The present invention relates to a process for producing an ethanol-free vanilla extract, and an ethanol-free vanilla extract obtainable by the process according to the invention. In particular, the present invention relates to an ethanol-free vanilla extract comprising at most 100 mg/kg ethanol, the use of this ethanol-free vanilla extract and products comprising the ethanol-free vanilla extract. The focus of the present invention is in particular to provide an ethanol-free vanilla extract which contains only traces of ethanol naturally contained in fermented vanilla beans and is produced without the use of ethanol.
    Type: Application
    Filed: April 28, 2023
    Publication date: August 24, 2023
    Inventors: Johannes Kiefl, Stefan Brennecke, Martin Heinemeyer, Dominik Winkler
  • Patent number: 11672266
    Abstract: The present invention relates to a process for producing an ethanol-free vanilla extract, and an ethanol-free vanilla extract obtainable by the process according to the invention. In particular, the present invention relates to an ethanol-free vanilla extract comprising at most 100 mg/kg ethanol, the use of this ethanol-free vanilla extract and products comprising the ethanol-free vanilla extract. The focus of the present invention is in particular to provide an ethanol-free vanilla extract which contains only traces of ethanol naturally contained in fermented vanilla beans and is produced without the use of ethanol.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: June 13, 2023
    Assignee: SYMRISE AG
    Inventors: Johannes Kiefl, Stefan Brennecke, Martin Heinemeyer, Dominik Winkler
  • Publication number: 20220117271
    Abstract: The present invention relates primarily to a method for obtaining a volatile fraction from a juice and/or an alcohol-containing beverage, comprising or consisting of the following steps: (a) distilling a mixture of substances from the juice and/or the alcohol-containing beverage, wherein the distillation is performed by a spinning cone column; (b) contacting the mixture of substances from step (a) with a sorbent to obtain a loaded sorbent; and (c) contacting the loaded sorbent from step (b) with a liquid desorbent to obtain the volatile fraction, wherein desired ingredients of the volatile fraction are concentrated as compared to the juice and/or alcohol-containing beverage such that an addition of 0.1% by mass or less of the volatile fraction to any food preparation produces a perceptible odor impression and/or taste impression in a test subject.
    Type: Application
    Filed: August 17, 2018
    Publication date: April 21, 2022
    Inventors: Johannes KIEFL, Dominik WINKLER, Stefan BRENNECKE, Jens Michael HILMER, Alexander KINDEL
  • Publication number: 20210378275
    Abstract: The present invention relates to a process for preparing of a food concentrate in which an aqueous starting solution from a foodstuff is concentrated by osmosis with a semi-permeable biomimetic membrane. In addition, the present invention relates to a food concentrate which can be produced by the process according to the invention, a food concentrate which is free of disturbing aroma components with an OAV (odour activity value)?1 and which does not contain any solvent additives. Furthermore, the present invention relates to the use of the food concentrates and products comprising the food concentrate according to the invention.
    Type: Application
    Filed: November 9, 2017
    Publication date: December 9, 2021
    Inventors: Johannes Kiefl, Claudia Utermöhle, Stefan Brennecke
  • Publication number: 20210127719
    Abstract: The present invention relates to an aroma mixture or a foodstuff comprising an ionone or a related compound as well as an alkylated 1,4-pyrazine. Hereby, the unpleasant taste and odor of biogenic amines can be reduced.
    Type: Application
    Filed: December 20, 2016
    Publication date: May 6, 2021
    Inventors: Johannes Kiefl, Uwe Schaefer, Birgit Kohlenberg, Thomas Henze, Stephanie Korte
  • Publication number: 20210022381
    Abstract: The present invention relates to a process for producing an ethanol-free vanilla extract, and an ethanol-free vanilla extract obtainable by the process according to the invention. In particular, the present invention relates to an ethanol-free vanilla extract comprising at most 100 mg/kg ethanol, the use of this ethanol-free vanilla extract and products comprising the ethanol-free vanilla extract. The focus of the present invention is in particular to provide an ethanol-free vanilla extract which contains only traces of ethanol naturally contained in fermented vanilla beans and is produced without the use of ethanol.
    Type: Application
    Filed: March 13, 2018
    Publication date: January 28, 2021
    Inventors: Johannes Kiefl, Stefan Brennecke, Martin Heinemeyer, Dominik Winkler
  • Publication number: 20200397026
    Abstract: The present invention is on the field of antimicrobial active substances. In addition to novel uses of distinct antimicrobial mixtures according to the invention, the present invention also relates to preparations containing such mixtures, particularly preparations serving for nutrition or pleasure or pharmaceutical preparations, as well as methods for preparing such preparations and methods for antimicrobial treatment of preparations serving for nutrition or pleasure or pharmaceutical preparations.
    Type: Application
    Filed: November 14, 2017
    Publication date: December 24, 2020
    Inventors: Kathrin LANGER, Margit LIEBIG, Johannes KIEFL
  • Patent number: 10765134
    Abstract: The invention relates to a foodstuff, containing: a) juice, pith, flesh, skins; or other constituents of at least one citrus fruit, b) at least one 4-hydroxyflavanone of the formula (I), in which R1 represents hydrogen or a hydroxy group a or methoxy group and the carbon atom at the position (C2) designated by * is present in a (2S) or a (2R) configuration or in any mixture of the two configurations, and also, if applicable, c) further flavorings or flavoring preparations, with the proviso that the constituent (b) is present in a sufficient quantity to improve the acidic and/or bitter taste of the constituent (a).
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: September 8, 2020
    Assignee: SYMRISE AG
    Inventors: Johannes Kiefl, Susanne Paetz, Jakob Ley, Gerhard Krammer, Thomas Riess, Kathrin Langer, Günter Kindel, Morine Verwohlt
  • Publication number: 20190289886
    Abstract: Proposed are mixtures of substances containing (a) phloretin, (b) naringenin, (c) at least one further sweet substance other than phloretin and naringenin, and optionally (d) at least one flavoring substance.
    Type: Application
    Filed: December 1, 2015
    Publication date: September 26, 2019
    Inventors: Johannes KIEFL, Susanne PAETZ, Jakob LEY, Gerhard KRAMMER, Thomas RIESS, Kathrin LANGER, Günter KINDEL, Morine VERWOHLT, Torsten GEISSLER, Egon GROSS
  • Publication number: 20190021378
    Abstract: The invention relates to a foodstuff, containing: a) juice, pith, flesh, skins; or other constituents of at least one citrus fruit, b) at least one 4-hydroxyflavanone of the formula (I), in which R1 represents hydrogen or a hydroxy group a or methoxy group and the carbon atom at the position (C2) designated by * is present in a (2S) or a (2R) configuration or in any mixture of the two configurations, and also, if applicable, c) further flavorings or flavoring preparations, with the proviso that the constituent (b) is present in a sufficient quantity to improve the acidic and/or bitter taste of the constituent (a).
    Type: Application
    Filed: September 1, 2015
    Publication date: January 24, 2019
    Applicant: Symrise AG
    Inventors: Johannes KIEFL, Susanne Paetz, Jakob Ley, Gerhard Krammer, Thomas Riess, Kathrin Langer, Gunter Kindel, Morine Verqohlt
  • Publication number: 20180360086
    Abstract: Suggested is a food product comprising (a) juice, marrow, flesh or peels or other components of at least one citrus fruit, (b) at least one neoflavonoid as well as optionally (c) further flavoring agents or flavor preparations, providing that the component (b) is present in a sufficient amount to improve the sour and/or bitter taste of the component (a).
    Type: Application
    Filed: November 14, 2015
    Publication date: December 20, 2018
    Inventors: Johannes KIEFL, Susanne PAETZ, Jakob LEY, Michael BACKES, Joachim HANS