Patents by Inventor Raphael Beumer

Raphael Beumer 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).

  • Intermediates for the vitamin A synthesis
    Patent number: 11851404
    Abstract: Processes for synthesizing new compounds that may usefully be employed in organic synthesis, especially in the synthesis of vitamin A or ?-carotene and derivatives thereof, e.g. canthaxanthin, astaxanthin or zeaxanthin are disclosed. The new compounds are especially useful as intermediates (building blocks) in the synthesis of vitamin A or ?-carotene, preferably vitamin A.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: December 26, 2023
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Werner Bonrath, Marc-André Mueller, Bettina Wüestenberg
  • INTERMEDIATES FOR THE VITAMIN A SYNTHESIS
    Publication number: 20220169590
    Abstract: Processes for synthesizing new compounds that may usefully be employed in organic synthesis, especially in the synthesis of vitamin A or ?-carotene and derivatives thereof, e.g. canthaxanthin, astaxanthin or zeaxanthin are disclosed. The new compounds are especially useful as intermediates (building blocks) in the synthesis of vitamin A or ?-carotene, preferably vitamin A.
    Type: Application
    Filed: February 18, 2022
    Publication date: June 2, 2022
    Inventors: Raphael BEUMER, Werner BONRATH, Marc-André MUELLER, Bettina WÜESTENBERG
  • Process for the production of beta-springene
    Patent number: 11136277
    Abstract: The present invention relates to a process for the production of ?-springene of formula (I) wherein a compound of formula (II) is heated in the presence of a catalyst.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: October 5, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Werner Bonrath, Marc-André Mueller, Bettina Wüestenberg
  • 6-chromanol derivatives and their synthesis
    Patent number: 11078178
    Abstract: The present invention relates to novel compounds which are particularly useful for the synthesis of novel chromanol derivatives. These compounds have interesting properties. Particularly, the novel chromanol derivatives have interesting antioxidant properties as well as flavours and fragrances.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: August 3, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Werner Bonrath, Jan-Marc Delpho, Marcel Joray, Jonathan Alan Medlock, Thomas Netscher, Domenico Soriano, René Tobias Stemmler
  • PROCESS FOR THE PRODUCTION OF SPRINGENE
    Publication number: 20200399189
    Abstract: The application relates to a process for the production of alpha-springene (formula (I)) and beta-springene (formula (II)) from geranyl geranyl acetate (formula (III)).
    Type: Application
    Filed: March 6, 2019
    Publication date: December 24, 2020
    Inventors: Raphael BEUMER, Werner BONRATH, Marc-André MUELLER, Bettina WUESTENBERG
  • NEW INTERMEDIATES FOR THE VITAMIN A SYNTHESIS
    Publication number: 20200283368
    Abstract: The present invention relates to the compound of formula (I). The invention further relates to the compound of formula (II). The invention further relates to the synthesis of these compounds as well as to their use in organic synthesis, especially in the synthesis of vitamin A or p-carotene and derivatives thereof, e.g. canthaxanthin, astaxanthin or zeaxanthin.
    Type: Application
    Filed: September 13, 2018
    Publication date: September 10, 2020
    Inventors: Raphael BEUMER, Werner BONRATH, Marc-André MUELLER, Bettina WÜESTENBERG
  • NEW PROCESS FOR THE PRODUCTION OF BETA-SPRINGENE
    Publication number: 20200277244
    Abstract: The present invention relates to a process for the production of ?-springene of formula (I) wherein a compound of formula (II) is heated in the presence of a catalyst.
    Type: Application
    Filed: September 13, 2018
    Publication date: September 3, 2020
    Inventors: Raphael BEUMER, Werner BONRATH, Marc-André MUELLER, Bettina WÜESTENBERG
  • Process for the manufacture of 2,6-dimethyl-5-hepten-1-al
    Patent number: 10752569
    Abstract: The present invention relates to an improved process for the manufacture of 2,6-dimethyl-5-hepten-1-al.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: August 25, 2020
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Werner Bonrath, Frank Eisele, Jocelyn Fischesser, Christof Wehrli
  • 6-CHROMANOL DERIVATIVES AND THEIR SYNTHESIS
    Publication number: 20200190051
    Abstract: The present invention relates to novel compounds which are particularly useful for the synthesis of novel chromanol derivatives. These compounds have interesting properties. Particularly, the novel chromanol derivatives have interesting antioxidant properties as well as flavours and fragrances.
    Type: Application
    Filed: September 4, 2018
    Publication date: June 18, 2020
    Inventors: Raphael BEUMER, Werner BONRATH, Jan-Marc DELPHO, Marcel JORAY, Jonathan Alan MEDLOCK, Thomas NETSCHER, Domenico SORIANO, René Tobias STEMMLER
  • Production of farnesol
    Patent number: 10450250
    Abstract: The present invention relates to an improved way for the production of farnesol.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: October 22, 2019
    Assignee: DSM IP ASSETS B.V.
    Inventors: Werner Bonrath, Raphael Beumer, Jonathan Alan Medlock
  • PROCESS FOR THE MANUFACTURE OF 2,6-DIMETHYL-5-HEPTEN-1-AL
    Publication number: 20190308923
    Abstract: The present invention relates to an improved process for the manufacture of 2,6-dimethyl-5-hepten-1-al.
    Type: Application
    Filed: October 12, 2017
    Publication date: October 10, 2019
    Inventors: Raphael BEUMER, Werner BONRATH, Frank EISELE, Jocelyn FISCHESSER, Christof WEHRLI
  • PRODUCTION OF FARNESOL
    Publication number: 20190039980
    Abstract: The present invention relates to an improved way for the production of farnesol.
    Type: Application
    Filed: September 16, 2016
    Publication date: February 7, 2019
    Inventors: Werner BONRATH, Raphael BEUMER, Jonathan Alan MEDLOCK
  • Hair care compositions
    Patent number: 10076485
    Abstract: The invention relates to hair care compositions comprising an effective amount of a condensation polymer having at least one, optionally quaternized or protonated, dialkylamide end-group connected through the polymer backbone to a unit derived from an alkylamide, the connection comprising at least one ester linkage.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: September 18, 2018
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Franciscus Derks, Christine Mendrok-Edinger
  • Process of production of 1-(5,5-dimethylcyclohex-1-en-1-yl)ethanone and 1-(5,5-dimethylcyclohex-6-en-1-yl )ethanone
    Patent number: 10005710
    Abstract: The present invention relates to an improved method for producing of 1-(5,5-dimethylcyclohex-1-en-1-yl)ethanone and 1-(5,5-dimethylcyclohex-6-en-1-yl)ethanone.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: June 26, 2018
    Assignee: DSM IP ASSETS B.V.
    Inventors: Werner Bonrath, Raphael Beumer, Ulla Letinois
  • Flavor and fragrance formulation (V)
    Patent number: 9944585
    Abstract: The present invention relates to the use of a specific organic compound as flavor and fragrance material. Furthermore the invention relates to flavor and fragrance formulations comprising such a specific organic compound.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: April 17, 2018
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Johannes Tschumi, Michael Gressly
  • PROCESS OF PRODUCTION OF 1-(5,5-DIMETHYLCYCLOHEX-1-EN-1-YL)ETHANONE AND 1-(5,5-DIMETHYLCYCLOHEX-6-EN-1-YL )ETHANONE
    Publication number: 20170217864
    Abstract: The present invention relates to an improved method for producing of 1-(5,5-dimethylcyclohex-1-en-1-yl)ethanone and 1-(5,5-dimethylcyclohex-6-en-1-yl)ethanone.
    Type: Application
    Filed: March 26, 2015
    Publication date: August 3, 2017
    Inventors: Werner BONRATH, Raphael BEUMER, Ulla LETINOIS
  • Flavor and fragrance formulation (III)
    Patent number: 9567286
    Abstract: The present invention relates to the use of specific organic compounds as flavor and fragrance material. Furthermore the invention relates to new specific organic compounds, as well as to flavor and fragrance formulations comprising at least one of the specific organic compounds.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: February 14, 2017
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Johannes Tschumi, Michael Gressly
  • FLAVOR AND FRAGRANCE FORMULATION (VII)
    Publication number: 20160340285
    Abstract: The present invention relates to the use of a specific organic compound as flavor and fragrance material. Furthermore the invention relates to flavor and fragrance formulations comprising such a specific organic compound of formula (I).
    Type: Application
    Filed: January 30, 2015
    Publication date: November 24, 2016
    Inventors: Ralf PROPLESCH, Johannes TSCHUMI, Raphael BEUMER
  • Flavor and fragrance formulation (II)
    Patent number: 9468594
    Abstract: The present invention relates to the use of specific organic compounds as flavor and fragrance material. Furthermore the invention relates to a new specific organic compound, as well as to flavor and fragrance formulations comprising at least one of the specific organic compounds.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: October 18, 2016
    Assignee: DSM IP ASSETS B.V.
    Inventors: Raphael Beumer, Johannes Tschumi, Michael Gressly
  • Process for the manufacture of methyl limonitrile
    Patent number: 9458096
    Abstract: The present invention is directed to a process for the manufacture of methyl limonitrile comprising a mixture of 3,7-dimethyl-2,6-nonadiene nitrile, 3,7-dimethyl-3,6-nonadiene nitrile and 7-methyl-3-methylene-6-nonene nitrile comprising the following steps: a) reacting 6-methyl-5-octen-2-one with cyano acetic acid and removing carbon dioxide and water, wherein the reaction and the removal of carbon dioxide and water are performed in the presence of a base and a co-base 1 in an organic solvent, and wherein the organic solvent is a solvent which forms a heteroazeotrop with water; b) removing the solvent and the base of the reaction mixture obtained after having performed step a) or step c) by distillation to obtain a reaction mixture, whereby this step may optionally be performed in the presence of a co-base 2; c) isomerizing the reaction mixture obtained after having performed step a) or step b) to obtain an isomerized reaction mixture in the presence of a co-base 2; whereby step b) can be performed before or
    Type: Grant
    Filed: February 11, 2013
    Date of Patent: October 4, 2016
    Assignee: DSM IP ASSETS B.V.
    Inventors: Angela Wildermann, Werner Bonrath, Raphael Beumer, Silke Dorn