Patents by Inventor Marc Mansfeld

Marc Mansfeld 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: 11597895
    Abstract: The present invention relates primarily to fragrance substance mixtures, preferably perfume oils, comprising or consisting of (a) 8,8-dimethyl-6,10-dioxaspiro[4,5]decane, i.e. a compound of formula (I) as described herein, and additionally (b) one or more fragrance substance(s) selected from the group consisting of esters, lactones, oximes and sulphur compounds with a molar mass of 240 g/mol or less and/or (c) one or more fragrance substance(s) selected from the group consisting of acetals, ketones and ethers with a molar mass in the range of 126-240 g/mol.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: March 7, 2023
    Assignee: SYMRISE AG
    Inventors: Bernd Hölscher, Marc Mansfeld, Julia Amos
  • Publication number: 20220242808
    Abstract: A process is proposed for the production of longer-chain 1,2-alkanediols and 1,3-alkanediols by a radical-chain addition reaction of alkylene glycols to obtain olefins.
    Type: Application
    Filed: October 2, 2018
    Publication date: August 4, 2022
    Inventors: Bernd HÖLSCHER, Marc MANSFELD
  • Patent number: 11352587
    Abstract: Suggested is a fragrance mixture comprising specific esters of (?)-carveol and/or (?)-dihydro-carveol.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: June 7, 2022
    Assignee: Symrise AG
    Inventors: Bernd Hölscher, Marc Mansfeld, Annabel Chmelnyk, Sven Siegel
  • Publication number: 20210087500
    Abstract: The present invention relates primarily to fragrance substance mixtures, preferably perfume oils, comprising or consisting of (a) 8,8-dimethyl-6,10-dioxaspiro[4,5]decane, i.e. a compound of formula (I) as described herein, and additionally (b) one or more fragrance substance(s) selected from the group consisting of esters, lactones, oximes and sulphur compounds with a molar mass of 240 g/mol or less and/or (c) one or more fragrance substance(s) selected from the group consisting of acetals, ketones and ethers with a molar mass in the range of 126-240 g/mol.
    Type: Application
    Filed: December 14, 2017
    Publication date: March 25, 2021
    Inventors: Bernd HÖLSCHER, Marc MANSFELD, Julia AMOS
  • Patent number: 10920170
    Abstract: Described is in particular a fragrance mixture, preferably perfume oil, comprising the components (a) (tricyclo[5.2.1.0]-decane-8-ethyl ether) and additionally (b) one or more fragrance(s), preferably with a floral odor note, from the group consisting of alcohols and aldehydes having a molecular weight of 210 g/mol or less and/or (c) one or more fragrance(s) from the group consisting of ketones, ethers and esters having a molecular weight in the range from 190 g/mol to 250 g/mol. Furthermore, the present invention relates to methods for producing fragrance mixtures according to the invention, in particular perfume oils, perfumed products containing a fragrance mixture according to the invention, methods for producing perfumed products according to the invention as well as the use of the compound of formula (I) for enhancing the natural freshness and/or radiance and/or for masking or reducing greasy, technical and/or metallic notes of one or more fragrances different from the compound of formula (I).
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: February 16, 2021
    Assignee: SYMRISE AG
    Inventors: Bernd Hölscher, Marc Mansfeld, Tobias Wagner
  • Patent number: 10876067
    Abstract: The invention relates to fragrant mixtures comprising at least one compound of general formula (I), a method for producing claimed fragrant mixtures, particularly perfume oils, perfumed products containing the claimed fragrant mixture, and the use of the compound of general formula (I) to strengthen the natural freshness and/or emanation and/or to mask or reduce greasy and/or metallic notes of one or more fragrant substances that differ from the compound of formula (I).
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: December 29, 2020
    Assignee: Symrise AG
    Inventors: Bernd Hölscher, Marc Mansfeld, Tobias Wagner, Julia Amos
  • Patent number: 10750769
    Abstract: The present invention primarily relates to the use of 5-bicyclo[2.2.1]hept-2-enyl-acetate as fragrance and/or flavouring substance. The invention further relates to new fragrance and/or flavour substance compositions comprising 5-bicyclo[2.2.1]hept-2-enyl-acetate and their use, perfumed and/or flavoured articles comprising 5-bicyclo[2.2.1]hept-2-enyl-acetate and various methods for imparting, modifying and/or enhancing certain olfactory and/or taste notes.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: August 25, 2020
    Assignee: SYMRISE AG
    Inventors: Bernd Hölscher, Marc Mansfeld
  • Publication number: 20200068932
    Abstract: The present invention primarily relates to the use of 5-bicyclo[2.2.1]hept-2-enyl-acetate as fragrance and/or flavouring substance. The invention further relates to new fragrance and/or flavour substance compositions comprising 5-bicyclo[2.2.1]hept-2-enyl-acetate and their use, perfumed and/or flavoured articles comprising 5-bicyclo[2.2.1]hept-2-enyl-acetate and various methods for imparting, modifying and/or enhancing certain olfactory and/or taste notes.
    Type: Application
    Filed: March 21, 2017
    Publication date: March 5, 2020
    Inventors: Bernd HÖLSCHER, Marc MANSFELD
  • Publication number: 20200063063
    Abstract: Described is in particular a fragrance mixture, preferably perfume oil, comprising the components (a) (tricyclo[5.2.1.0]-decane-8-ethyl ether) and additionally (b) one or more fragrance(s), preferably with a floral odor note, from the group consisting of alcohols and aldehydes having a molecular weight of 210 g/mol or less and/or (c) one or more fragrance(s) from the group consisting of ketones, ethers and esters having a molecular weight in the range from 190 g/mol to 250 g/mol. Furthermore, the present invention relates to methods for producing fragrance mixtures according to the invention, in particular perfume oils, perfumed products containing a fragrance mixture according to the invention, methods for producing perfumed products according to the invention as well as the use of the compound of formula (I) for enhancing the natural freshness and/or radiance and/or for masking or reducing greasy, technical and/or metallic notes of one or more fragrances different from the compound of formula (I).
    Type: Application
    Filed: March 21, 2017
    Publication date: February 27, 2020
    Inventors: Bernd HÖLSCHER, Marc MANSFELD, Tobias WAGNER
  • Patent number: 10344247
    Abstract: What is proposed are specific tetrahydrofuran derivatives of the formula (I), fragrance and aroma substance mixtures comprising these tetrahydrofuran derivatives, their use in fragrance or aroma substance (mixture) and corresponding perfumed products.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: July 9, 2019
    Assignee: Symrise AG
    Inventors: Edison Diaz Gomez, Bernd Hölscher, Marc Mansfeld
  • Publication number: 20190136148
    Abstract: The invention relates to fragrant mixtures comprising at least one compound of general formula (I), a method for producing claimed fragrant mixtures, particularly perfume oils, perfumed products containing the claimed fragrant mixture, and the use of the compound of general formula (I) to strengthen the natural freshness and/or emanation and/or to mask or reduce greasy and/or metallic notes of one or more fragrant substances that differ from the compound of formula (B.
    Type: Application
    Filed: February 15, 2016
    Publication date: May 9, 2019
    Inventors: Bernd HÖLSCHER, Marc MANSFELD, Tobias WAGNER, Julia AMOS
  • Publication number: 20180251705
    Abstract: Suggested is a fragrance mixture comprising specific esters of (?)-carveol and/or (?)-dihydro-carveol.
    Type: Application
    Filed: September 8, 2015
    Publication date: September 6, 2018
    Inventors: Bernd Hölscher, Marc Mansfeld, Annabel Chmelnyk, Sven Siegel
  • Patent number: 9974721
    Abstract: Suggested is a composition comprising (a) larixol and at least one of the components (b1) to (b5) selected from (b1) tyrosinase inhibitors; (b2) sun protection factors; (b3) antioxidants; (b4) anti-inflammatory agents; and (b5) desquamating agents.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: May 22, 2018
    Assignee: Symrise AG
    Inventors: Imke Meyer, Mirjam Knupfer, Holger Joppe, Antje Köhler, Bernd Hölscher, Marc Mansfeld
  • Publication number: 20170112736
    Abstract: Suggested is a composition comprising (a) larixol and at least one of the components (b1) to (b5) selected from (b1) tyrosinase inhibitors; (b2) sun protection factors; (b3) antioxidants; (b4) anti-inflammatory agents; and (b5) desquamating agents.
    Type: Application
    Filed: September 26, 2014
    Publication date: April 27, 2017
    Applicant: Symrise AG
    Inventors: Imke Meyer, Mirjam Knupfer, Holger Joppe, Antje Köhler, Bernd Hölscher, Marc Mansfeld
  • Publication number: 20150376546
    Abstract: What is proposed are specific tetrahydrofuran derivatives of the formula (I), fragrance and aroma substance mixtures comprising these tetrahydrofuran derivatives, their use in fragrance or aroma substance (mixture) and corresponding perfumed products.
    Type: Application
    Filed: June 24, 2015
    Publication date: December 31, 2015
    Inventors: Edison Diaz Gomez, Bernd Hölscher, Marc Mansfeld