Patents by Inventor Kathrin Langer

Kathrin Langer 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: 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: 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: 10813378
    Abstract: The invention relates to substance mixtures which contain (a) sodium carboxymethyl cellulose and (b) at least one bitter principle selected from the group consisting of xanthines, phenolic glycosides, flavanoid glycosides, hydrolysable or non-hydrolysable tannins, flavones and the glycosides thereof, caffeic acid and the esters thereof, terpenoid bitter principles, catechin, epicatechin, epigallocatechin, gallocatechin, gallocatechin-3-gallate, leucine, isoleucine, valine, tryptophan and phenylalanine, protein hydrolysates, peptides and metal salts and their mixtures, and optionally (c) dextrins, with the proviso that the components (a) and (b) are in the weight ratio of from 1:1 to 1:1,000.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: October 27, 2020
    Assignee: SYMRISE AG
    Inventors: Sabine Widder, Kathrin Langer, Gerhard Krammer, Olga Pauli, Cornelia Homner
  • 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
  • Patent number: 10736829
    Abstract: The present invention relates primarily to the use of certain hydroxybenzoic acid amides or the salts or mixtures thereof for masking an unpleasant taste impression, preferably of a bitter, adstringent, dusty, dry, floury, rancid, metallic and/or cardboard taste or aftertaste, of one or more unpleasant-tasting peptides or of certain amino acid mixtures. The invention further relates to a corresponding method for masking unpleasant taste impressions and to novel preparations.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: August 11, 2020
    Assignee: SYMRISE AG
    Inventors: Joachim Hans, Jakob Ley, Kathrin Langer, Susanne Paetz
  • Patent number: 10448661
    Abstract: Suggested is a dry food composition for mixing with a drinkable liquid, said composition comprising (a) carbohydrates, (b) proteins, (c) fats, and optionally (d) probiotic micro-organisms and/or prebiotics, and (e) vitamins, minerals, texturizers, fibers, sweeteners, flavorings and/or colorants, whereby said composition shows a particle size distribution wherein (i) about 90% b.w. of the particles show an average diameter of less than about 400 ?m, (ii) about 50% b.w. of the particles show an average diameter of less than about 80 ?m, and (iii) about 10% b.w. of the particles show an average diameter of less than about 10 ?m.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: October 22, 2019
    Assignee: Symrise AG
    Inventors: Sabine Widder, Gerhard Krammer, Kathrin Langer, Cornelia Hommer
  • 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
  • Patent number: 10165791
    Abstract: The invention relates to the use of rubusoside and certain mixtures containing rubusoside, preferably the use of certain rubusoside-containing mixtures, in particular Rubus suavissimus extracts, for masking, reducing or suppressing a bitter, sour and/or astringent taste impression. The invention further relates to orally consumable preparations, comprising at least one bitter, sour and/or astringent-tasting substance and rubusoside or certain rubusoside-containing mixtures, preferably certain Rubus suavissimus extracts, a corresponding method of producing said preparations and a method for reducing or suppressing the bitter, sour and/or astringent effect of a bitter, sour and/or astringent-tasting substance. The invention further relates to certain flavoring compositions that are particularly effective for masking, reducing or suppressing a bitter, sour and/or astringent taste impression.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: January 1, 2019
    Assignee: Symrise AG
    Inventors: Jakob Peter Ley, Katharina Reichelt, Thomas Riess, Kathrin Langer, Susanne Paetz
  • Publication number: 20180311132
    Abstract: The present invention relates primarily to the use of certain hydroxybenzoic acid amides or the salts or mixtures thereof for masking an unpleasant taste impression, preferably of a bitter, adstringent, dusty, dry, floury, rancid, metallic and/or cardboard taste or aftertaste, of one or more unpleasant-tasting peptides or of certain amino acid mixtures. The invention further relates to a corresponding method for masking unpleasant taste impressions and to novel preparations.
    Type: Application
    Filed: September 30, 2015
    Publication date: November 1, 2018
    Inventors: Joachim HANS, Jakob LEY, Kathrin LANGER, Susanne PAETZ
  • Publication number: 20180070620
    Abstract: The invention relates to the use of rubusoside and certain mixtures containing rubusoside, preferably the use of certain rubusoside-containing mixtures, in particular Rubus suavissimus extracts, for masking, reducing or suppressing a bitter, sour and/or astringent taste impression. The invention further relates to orally consumable preparations, comprising at least one bitter, sour and/or astringent-tasting substance and rubusoside or certain rubusoside-containing mixtures, preferably certain Rubus suavissimus extracts, a corresponding method of producing said preparations and a method for reducing or suppressing the bitter, sour and/or astringent effect of a bitter, sour and/or astringent-tasting substance. The invention further relates to certain flavoring compositions that are particularly effective for masking, reducing or suppressing a bitter, sour and/or astringent taste impression.
    Type: Application
    Filed: November 16, 2017
    Publication date: March 15, 2018
    Inventors: Jakob Peter Ley, Katharina Reichelt, Thomas Riess, Kathrin Langer, Susanne Paetz
  • Patent number: 9848624
    Abstract: The invention relates to the use of rubusoside and certain mixtures containing rubusoside, preferably the use of certain rubusoside-containing mixtures, in particular Rubus suavissimus extracts, for masking, reducing or suppressing a bitter, sour and/or astringent taste impression. The invention further relates to orally consumable preparations, comprising at least one bitter, sour and/or astringent-tasting substance and rubusoside or certain rubusoside-containing mixtures, preferably certain Rubus suavissimus extracts, a corresponding method of producing said preparations and a method for reducing or suppressing the bitter, sour and/or astringent effect of a bitter, sour and/or astringent-tasting substance. The invention further relates to certain flavoring compositions that are particularly effective for masking, reducing or suppressing a bitter, sour and/or astringent taste impression.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: December 26, 2017
    Assignee: Symrise AG
    Inventors: Jakob Peter Ley, Katharina Reichelt, Thomas Riess, Kathrin Langer, Susanne Paetz
  • Publication number: 20150342238
    Abstract: Suggested is a dry food composition for mixing with a drinkable liquid, said composition comprising (a) carbohydrates, (b) proteins, (c) fats, and optionally (d) probiotic micro-organisms and/or prebiotics, and (e) vitamins, minerals, texturisers, fibres, sweeteners, flavourings and/or colorants, whereby said composition shows a particle size distribution wherein (i) about 90% b.w. of the particles show an average diameter of less than about 400 ?m, (ii) about 50% b.w. of the particles show an average diameter of less than about 80 ?m, and (iii) about 10% b.w. of the particles show an average diameter of less than about 10 ?m.
    Type: Application
    Filed: July 6, 2012
    Publication date: December 3, 2015
    Applicant: Symrise AG
    Inventors: Sabine Widder, Gerhard Krammer, Kathrin Langer, Cornelia Hommer
  • Publication number: 20140287122
    Abstract: The invention relates to the use of rubusoside and certain mixtures containing rubusoside, preferably the use of certain rubusoside-containing mixtures, in particular Rubus suavissimus extracts, for masking, reducing or suppressing a bitter, sour and/or astringent taste impression. The invention further relates to orally consumable preparations, comprising at least one bitter, sour and/or astringent-tasting substance and rubusoside or certain rubusoside-containing mixtures, preferably certain Rubus suavissimus extracts, a corresponding method of producing said preparations and a method for reducing or suppressing the bitter, sour and/or astringent effect of a bitter, sour and/or astringent-tasting substance. The invention further relates to certain flavoring compositions that are particularly effective for masking, reducing or suppressing a bitter, sour and/or astringent taste impression.
    Type: Application
    Filed: June 4, 2014
    Publication date: September 25, 2014
    Applicant: SYMRISE AG
    Inventors: Jakob Peter Ley, Katharina Reichelt, Thomas Riess, Kathrin Langer, Susanne Paetz
  • Patent number: 8828469
    Abstract: An individual alkamide and/or a mixture having two or more different alkamides, is disclosed for changing, masking or reducing the unpleasant flavor impression of an unpleasant-tasting substance or mixture of substances. The alkamide can be trans-pellitorine; cis-pellitorine; 2Z,4Z- or 2Z,4E-decadienoic acid-N-isobutylamide; 2E,4E-decadienoic acid-N-([2S]-2-methylbutyl)amide; 2E,4E-decadienoic acid-N-([2R]-2-methylbutylamide); 2E,4Z-decadienoic acid-N-(2-methylbutyl)amide; achilleamide; sarmentine; 2E- or 3E-decenoic acid-N-isobutylamide; 3E-nonenoic acid-N-isobutylamide; spilanthol; homospilanthol; 2E,6Z,8E-decatrienoic acid-N-([2R]-2-methylbutyl)amide; 2E- or 2Z-decen-4-oic acid-N-isobutylamide; ?-sanshool; ?-hydroxysanshool; ?-hydroxysanshool; ?-hydroxysanshool; ?-hydroxyisosanshool; ?-dehydrosanshool; ?-sanshool; bungeanool; isobungeanool; dihydrobungeanool; or tetrahydrobungeanool, or combinations thereof.
    Type: Grant
    Filed: November 6, 2008
    Date of Patent: September 9, 2014
    Assignee: Symrise AG
    Inventors: Kathrin Langer, Jakob Ley, Gerald Reinders, Günter Kindel, Gerhard Krammer
  • Publication number: 20110293538
    Abstract: The invention relates to the use of rubusoside and certain mixtures containing rubusoside, preferably the use of certain rubusoside-containing mixtures, in particular Rubus suavissimus extracts, for masking, reducing or suppressing a bitter, sour and/or astringent taste impression. The invention further relates to orally consumable preparations, comprising at least one bitter, sour and/or astringent-tasting substance and rubusoside or certain rubusoside-containing mixtures, preferably certain Rubus suavissimus extracts, a corresponding method of producing said preparations and a method for reducing or suppressing the bitter, sour and/or astringent effect of a bitter, sour and/or astringent-tasting substance. The invention further relates to certain flavoring compositions that are particularly effective for masking, reducing or suppressing a bitter, sour and/or astringent taste impression.
    Type: Application
    Filed: May 10, 2011
    Publication date: December 1, 2011
    Applicant: SYMRISE AG
    Inventors: JAKOB PETER LEY, KATHARINA REICHELT, THOMAS RIESS, KATHRIN LANGER, SUSANNE PAETZ
  • Publication number: 20090124701
    Abstract: An individual alkamide and/or a mixture having two or more different alkamides, is disclosed for changing, masking or reducing the unpleasant flavor impression of an unpleasant-tasting substance or mixture of substances. The alkamide can be trans-pellitorine; cis-pellitorine; 2Z,4Z- or 2Z,4E-decadienoic acid-N-isobutylamide; 2E,4E-decadienoic acid-N-([2S]-2-methylbutyl)amide; 2E,4E-decadienoic acid-N-([2R]-2-methylbutylamide); 2E,4Z-decadienoic acid-N-(2-methylbutyl)amide; achilleamide; sarmentine; 2E- or 3E-decenoic acid-N-isobutylamide; 3E-nonenoic acid-N-isobutylamide; spilanthol; homospilanthol; 2E,6Z,8E-decatrienoic acid-N-([2R]-2-methylbutyl)amide; 2E- or 2Z-decen-4-oic acid-N-isobutylamide; ?-sanshool; ?-hydroxysanshool; ?-hydroxysanshool; ?-hydroxysanshool; ?-hydroxyisosanshool; ?-dehydrosanshool; ?-sanshool; bungeanool; isobungeanool; dihydrobungeanool; or tetrahydrobungeanool, or combinations thereof.
    Type: Application
    Filed: November 6, 2008
    Publication date: May 14, 2009
    Applicant: SYMRISE GmbH & Co. KG
    Inventors: Kathrin Langer, Jakob Ley, Gerald Reinders, Gunter Kindel, Gerhard Krammer
  • Publication number: 20080317923
    Abstract: The invention relates to an aroma composition for reducing or suppressing a bitter, astringent impression in the oral cavity, comprising (i) one or more salivatory aroma substances and/or flavorings and (ii) one or more particular bitterness-masking aroma substances and/or flavorings and optionally (iii) one or more further aroma substances, wherein preferably at least one aroma substance is an aroma substance which suppresses malodors and optionally (iv) one or more auxiliary substances or carriers.
    Type: Application
    Filed: June 19, 2008
    Publication date: December 25, 2008
    Applicant: SYMRISE GmbH & Co. KG
    Inventors: Jakob Ley, Kathrin Langer, Gerhard Krammer, Gerald Reinders, Gunter Kindel, Christian Nolte