Patents by Inventor Karsten Siems

Karsten Siems 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).

  • Publication number: 20260151315
    Abstract: The present invention refers to the area of 5-deoxyflavonoids and concerns new and effective antioxidants of natural origin. Said compounds can be added to cosmetic, detergent, agrochemical, beverage or food, and aqueous composition to substantially increase oxidative stability at very low concentrations.
    Type: Application
    Filed: August 23, 2023
    Publication date: June 4, 2026
    Inventors: Karsten SIEMS, Isabel THIER
  • Publication number: 20260041095
    Abstract: Suggested is a method for improving antimicrobial stability of a composition comprising or consisting of glycolipids, said glycolipids being selected from at least one ustilagic acid according to formula (I)-(III) or compounds 1-6.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 12, 2026
    Inventors: Werner KATZER, Karsten SIEMS, Axel THELITZ, Yvonne TIFFERT
  • Publication number: 20260034044
    Abstract: Disclosed is the use of a preservative composition comprising or consisting of glycolipids, said glycolipids being selected from at least one spirostan-3-glycosides according to formula (I), A to D.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 5, 2026
    Inventors: Werner KATZER, Karsten SIEMS, Yvonne TIFFERT
  • Publication number: 20240309410
    Abstract: Suggested is an enzymatic process for preparing hydroxycinnamic acid amides comprising or consisting of the following steps: (i) providing at least one hydroxycinnamic acid ester (component a); (ii) providing at least one amine (component b); (iii) providing at least one source of Pyrobaculum calidifontis VA1 esterase (component c); (iv) providing an aqueous buffer (component d) (v) blending components (a) to (d) to form a reaction mixture; (vi) adjusting the pH to a value above 7; (vii) incubating the reaction mixture at a temperature ranging from about 25 to about 90° C. for preferably at least 5 minutes; and (viii) collecting the hydroxycinnamic acid amides thus obtained from the reaction mixture.
    Type: Application
    Filed: March 18, 2024
    Publication date: September 19, 2024
    Inventors: Uwe BORNSCHEUER, Benjamin BAUMERT, Karsten SIEMS
  • Publication number: 20240292871
    Abstract: Disclosed is a broad variety of triterpene glycosides extracted from Momoridica grosvenori as sweeteners and sweetness enhancers.
    Type: Application
    Filed: January 28, 2021
    Publication date: September 5, 2024
    Inventors: Michael KROHN, Katja RIEDEL, Grit KLUGE, Gregor WALUGA, Fotini TSICHRINTZI, Karsten SIEMS, Nicolas DESCAMPS, Amandine DRUON
  • Publication number: 20240216248
    Abstract: Suggested are new microbial glycolipids of formula (I), wherein X stands for nitrogen or oxygen; R1 represents hydrogen, —CO-Alkyl, —CO-Aryl, —CO—N-Alkyl, —CO—N-Aryl, SO2-Alkyl, SO2-Aryl, —CO(CH2)n COOH with n=1 to 4, or an amino acid; R2 represents —OH or —O-Glucose; R3 represents hydrogen or —OH; n 1 or 2 has the meaning of a single or double bond.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 4, 2024
    Inventors: Sven JAKUPOVIC, Werner KATZER, Karsten SIEMS, Axel THELITZ, Isabel THIER, Gregor WALUGA
  • Publication number: 20230248034
    Abstract: Disclosed is the use of at least one, preferably two, three, four or more compounds according to Formula (I) wherein R1=H or OH R2=H or Apiose R3=H or Rhamnose as sweetener and/or sweetness enhancer and/or masking agent for the unpleasant taste of another sweetener.
    Type: Application
    Filed: January 28, 2021
    Publication date: August 10, 2023
    Inventors: Michael KROHN, Katja RIEDEL, Grit KLUGE, Gregor WALUGA, Fotini TSICHRINTZI, Karsten SIEMS, Nicolas DESCAMPS, Amandine DRUON
  • Publication number: 20230142789
    Abstract: Disclosed is the use of compounds according to Formula (I) and/or Formula (II) as sweetener and/or sweetness enhancer and/or masking agent for the unpleasant taste of another sweetener.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 11, 2023
    Inventors: Michael KROHN, Katja RIEDEL, Grit KLUGE, Gregor WALUGA, Fotini TSICHRINTZI, Karsten SIEMS, Nicolas DESCAMPS, Amandine DRUON
  • Patent number: 11540539
    Abstract: Naturally-derived compounds having various structures elicit the perception of salty taste or enhance the perception of salty taste of a salt. Food products may include such salty compounds, which may be used to reduce the sodium content, while parting a similar level of saltiness.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: January 3, 2023
    Assignee: General Mills, Inc.
    Inventors: Bernhard H. Van Lengerich, Olaf Gruess, Joachim Hans, Lars Ole Haustedt, Andreas Hochheimer, Michael Krohn, Jens-Peter Muller, Christine M. Nowakowski, Suzanne Denise Pecore, Candace Michelle Rathjen-Nowak, Lia Scarabottolo, Karsten Siems
  • Publication number: 20220361541
    Abstract: Suggested is an extract of Persea, in particular Persea americana (Avocado) comprising at least 90 wt.-percent avocado polyols and preferably at least 95 wt.-percent avocadene, obtainable or obtained according to the following steps: (a) providing a source of Persea; (b) subjecting said source of Persea to an extraction step using organic solvents to obtain a first extract; (c) subjecting said first extract to saponification to obtain a second extract; (d) adding a source of calcium to said second extract to precipitate calcium soaps; (e) subjecting the product of step (d) to a separation step to obtain a third extract and said precipitated calcium salts; and optionally (f) subjecting said third extract to purification.
    Type: Application
    Filed: June 24, 2020
    Publication date: November 17, 2022
    Inventors: Karsten SIEMS, Christian DAHLHOFF, Michel FEUSSI-TALA, Lukas UHLENBROCK, Jochen STRUBE
  • Publication number: 20220151274
    Abstract: Suggested are preparations, comprising or consisting of (a) C-methyl flavonoids, a salt of C-methyl flavonoids and/or an extract containing C-methyl flavonoids, and (b) at least one inorganic salt or mineral substance.
    Type: Application
    Filed: October 28, 2019
    Publication date: May 19, 2022
    Inventors: Grit KLUGE, Michael KROHN, Katja RIEDEL, Oliver KUNZ, Karsten SIEMS
  • Publication number: 20210274823
    Abstract: Suggested are triterpene-glycoside compounds, which are obtainable by the extraction of Gynostemma pentaphyllum which are useful as a sweetener or sweet taste enhancer in preparations and compositions, especially oral edible compositions.
    Type: Application
    Filed: October 30, 2018
    Publication date: September 9, 2021
    Inventors: Karsten SIEMS, Grit KLUGE, Sven JAKUPOVIC, Gregor WALUGA, Fotini TSICHRINTZI
  • Patent number: 10808004
    Abstract: What claimed is a method of sweetening or enhancing sweetening effect of a composition that is administered orally to an individual by adding a specific triterpene glycoside obtained from Momordica grosvenorii (Siraitia grosvenori).
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: October 20, 2020
    Assignee: Analyticon Discovery GmbH
    Inventors: Karsten Siems, Grit Kluge, Sven Jakupovic, Gregor Hetterling, Fotini Tschirintzi
  • Publication number: 20200281236
    Abstract: Naturally-derived compounds having various structures elicit the perception of salty taste, enhance the perception of salty taste of a salt, or act at one or more sodium channels. Food products may include such naturally-derived compounds, which may be used to reduce the sodium content, while imparting a similar level of saltiness.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 10, 2020
    Inventors: Bernhard H. Van Lengerich, Olaf Gruess, Joachim Hans, Lars Ole Haustedt, Andreas Hochheimer, Michael Krohn, Jens-Peter Muller, Christine M. Nowakowski, Suzanne Denise Pecore, Candace Michelle Rathjen-Nowak, Lia Scarabottolo, Karsten Siems
  • Patent number: 10653172
    Abstract: Suggested are compositions comprising natural stilbenes as a sweetener or sweetener enhancer in preparations and compositions, especially oral edible compositions comprising them.
    Type: Grant
    Filed: June 25, 2016
    Date of Patent: May 19, 2020
    Assignee: Analyticon Discovery GmbH
    Inventors: Karsten Siems, Grit Kluge, Sven Jakupovic, Fotini Tsichrintzi, Gregor Hetterling
  • Patent number: 10653173
    Abstract: Suggested are preparations, comprising or consisting of (a) dehydroabietic acid, a salt of dehydroabietic acid and/or an extract containing dehydroabietic acid, and (b1) at least one sweetener that is different from saccharose and/or (b2) at least one flavonoid and/or (b3) at least one inorganic salt or mineral substance used in foods and/or (b4) at least one alkaloid present in foods and/or (b5) at least one terpene present in foods.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 19, 2020
    Assignees: Analyticon Discovery GmbH, B.R.A.I.N. AG
    Inventors: Karsten Siems, Grit Kluge, Michael Krohn, Katja Riedel
  • Publication number: 20200017541
    Abstract: What claimed is a method of sweetening or enhancing sweetening effect of a composition that is administered orally to an individual by adding a specific triterpene glycoside obtained from Momordica grosvenorii (Siraitia grosvenori).
    Type: Application
    Filed: September 20, 2019
    Publication date: January 16, 2020
    Inventors: Karsten Siems, Grit Kluge, Sven Jakupovic, Gregor Hetterling, Fotini Tschirintzi
  • Publication number: 20190364945
    Abstract: Suggested are preparations, comprising or consisting of (a) dehydroabietic acid, a salt of dehydroabietic acid and/or an extract containing dehydroabietic acid, and (b1) at least one sweetener that is different from saccharose and/or (b2) at least one flavonoid and/or (b3) at least one inorganic salt or mineral substance used in foods and/or (b4) at least one alkaloid present in foods and/or (b5) at least one terpene present in foods.
    Type: Application
    Filed: April 26, 2019
    Publication date: December 5, 2019
    Inventors: Karsten SIEMS, Grit Kluge, Michael Krohn, Katja Riedel
  • Patent number: 10472385
    Abstract: Suggested are triterpene-glycoside compounds, which are obtainable by the extraction of Momordica grosvenorii (Siraitia grosvenori) which are useful as a sweetener or sweetener enhancer in preparations and compositions, especially oral edible compositions.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: November 12, 2019
    Assignee: Analyticon Discovery GmbH
    Inventors: Karsten Siems, Grit Kluge, Sven Jakupovic, Gregor Hetterling, Fotini Tschirintzi
  • Publication number: 20190090520
    Abstract: Naturally-derived compounds having various structures elicit the perception of salty taste, enhance the perception of salty taste of a salt, or act at one or more sodium channels. Food products may include such naturally-derived compounds, which may be used to reduce the sodium content, while imparting a similar level of saltiness.
    Type: Application
    Filed: November 21, 2018
    Publication date: March 28, 2019
    Inventors: Bernhard H. Van Lengerich, Olaf Gruess, Joachim Hans, Lars Ole Haustedt, Andreas Hochheimer, Michael Krohn, Jens-Peter Muller, Christine M. Nowakowski, Suzanne Denise Pecore, Candace Michelle Rathjen-Nowak, Lia Scarabottolo, Karsten Siems