Patents by Inventor Matthias Güntert

Matthias Güntert 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).

  • Aromas and aroma compositions containing 4,8-dimethyl-3,7-nonadien-2-one, and a method for the production thereof
    Patent number: 7176177
    Abstract: 4,8-dimethyl-3,7-nonadien-2-one has aromatizing properties and increases the extendibility and intensity of the aroma when used in an aroma composition.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: February 13, 2007
    Assignee: Symrise GmbH & Co. KG
    Inventors: Stefan Lambrecht, Günter Kindel, Erich Dilk, Matthias Güntert
  • Aromas and aroma compositions containing 4,8-dimethyl-3,7-nonadien-2-one, and a method for production thereof
    Publication number: 20030096731
    Abstract: The invention relates to aromas and aroma compositions, which contain 4,8-dimethyl-3,7-nonadien-2-one and which can be used in foodstuffs and luxury foods or in preparations used for oral hygiene.
    Type: Application
    Filed: September 3, 2002
    Publication date: May 22, 2003
    Inventors: Stefan Lambrecht, Gunter Kindel, Erich Dilk, Matthias Guntert
  • 4-alkanoyl-3-thiazolines and their use as odorants and flavorings
    Patent number: 6392054
    Abstract: The present invention provides for novel 3-thiazolines comprising the formula where R1, R2 and R3 are identical or different and denote hydrogen or a lower alkyl, wherein said lower alkyl denotes an unbranched or branched hydrocarbon having 1 to 3 carbon atoms. These novel 3-thiazolines can be used as odorants and flavorings having an olfactory impression.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: May 21, 2002
    Assignee: Haarmann & Reimer GmbH
    Inventors: Matthias Güntert, Stefan Lambrecht, Wolfgang Engel, Peter Schieberle
  • Use of 3,6-dimethyl-2(3H)-benzofuranone as flavor material and new process for its preparation
    Patent number: 6391365
    Abstract: 3,6-Dimethyl-2(3H)-benzofuranone is a new, valuable flavor material. A process for its industrial-scale preparation was developed.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: May 21, 2002
    Assignee: Haarman & Reimer GmbH
    Inventors: Stefan Lambrecht, Horst Surburg, Matthias Güntert, Volkmar Koppe
  • Mint and/or fruit flavor compositions
    Patent number: 6322838
    Abstract: A flavor composition comprising 8-ocimenyl esters of the formula wherein one of the two radicals R1 and R2 is methyl and the other is vinyl and one of the two radicals R3 and R4 is methyl and the other is wherein R5 is hydrogen, alkyl or alkenyl. Such flavor composition can also be mint and/or fruit flavor compositions, wherein the 8-ocimenyl esters have a flavor-enhancing action.
    Type: Grant
    Filed: April 25, 2000
    Date of Patent: November 27, 2001
    Assignee: Haarmann & Reimer GmbH
    Inventors: Matthias Güntert, Günter Kindel, Volkmar Koppe, Stefan Lambrecht, Horst Surburg
  • N-(2-mercaptoethyl)-1,3-thiazolidines and their use as odorants and flavorings
    Publication number: 20010041800
    Abstract: Substituted N-Mercaptoethyl-1,3-thiazolidines are novel compounds which can be used in odorants and flavorings.
    Type: Application
    Filed: June 1, 2001
    Publication date: November 15, 2001
    Inventors: Wolfgang Engel, Peter Schieberle, Matthias Guntert, Stefan Lambrecht
  • N-(2-Mercaptoethyl)-1,3-thiazolidines and their use as odorants and flavorings
    Patent number: 6313306
    Abstract: Substituted N-Mercaptoethyl-1,3-thiazolidines are novel compounds which can be used in odorants and flavorings.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: November 6, 2001
    Assignee: Haarmann & Reimer GmbH
    Inventors: Wolfgang Engel, Peter Schieberle, Matthias Güntert, Stefan Lambrecht
  • Furfurylthioalkanes, a process for their preparation and their use
    Patent number: 6153770
    Abstract: The invention relates to new furfurylthioalkanes of the formula ##STR1## wherein n can be zero or 1R represents the methyl or ethyl radical if n is 0, and represents hydrogen or the methyl radical if n is 1, andR' represents methyl or ethyl,a process for their preparation and their use as aroma substances.
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: November 28, 2000
    Assignee: Haarmann & Reimer
    Inventors: Heinz-Jurgen Bertram, Peter Werkhoff, Matthias Guntert
  • 5-Z-octenyl esters, process for their preparation and their use
    Patent number: 6072077
    Abstract: 5-Z-octenyl esters of the formula ##STR1## in which R represents hydrogen, methyl or ethyl, have an intensive mango aroma, so that the compounds I can be added to fruit compositions and aroma compositions; they have flavor-intensifying and flavor-rounding action.
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: June 6, 2000
    Assignee: Haarmann & Reimer, GmbH
    Inventors: Heinz-Jurgen Bertram, Matthias Guntert, Gunter Kindel
  • 8-Ocimenyl esters and fragrances and flavors containing the same
    Patent number: 6034268
    Abstract: Compounds of the formula ##STR1## in which one of the radicals R.sup.1 and R.sup.2 is methyl and the other is vinyl and one of the radicals R.sup.3 and R.sup.4 is methyl and the other is ##STR2## in which R.sup.5 is hydrogen, alkyl or alkenyl, in particular C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.6 -alkenyl, are particularly suitable as fragrances and flavors.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: March 7, 2000
    Assignee: Haarmann & Reimer GmbH
    Inventors: Horst Surburg, Horst Sommer, Stefan Lambrecht, Peter Worner, Matthias Guntert, Gunter Kindel, Volkmar Koppe
  • Ethylvanillin isobutyrate
    Patent number: 5874398
    Abstract: Ethylvanillin isobutyrate is a valuable new fragrance and flavor substance which, because of its extraordinary organoleptic profile and its favorable technical properties, permits hitherto unknown effects in perfumery and flavoring.
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: February 23, 1999
    Assignee: Haarmann & Reimer GmbH
    Inventors: Horst Surburg, Peter Esser, Steffen Sonnenberg, Arturetto Landi, Peter Worner, Matthias Guntert, Gerhard Scheideler
  • Use of 3-acylthiohexyl esters as aroma and odoriferous substances
    Patent number: 5830846
    Abstract: Use of 3-acylthiohexyl esters of the formula ##STR1## wherein R.sup.1 and R.sup.2 independently of one another represent hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.5 -C.sub.12 -aryl, including furyl and thienyl, as aroma and/or odoriferous substances, and aroma and odoriferous substance compositions containing these compounds.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: November 3, 1998
    Assignee: Haarmann & Reimer GmbH
    Inventors: Heinz-Jurgen Bertram, Jurgen Bruning, Matthias Guntert, Peter Werkhoff, Peter Worner
  • Use of thioalkanediones as aroma substances
    Patent number: 5466827
    Abstract: Thioalkane .alpha.,.beta.-diketones have interesting organoleptic properties and are therefore suitable as aroma substances.
    Type: Grant
    Filed: September 28, 1993
    Date of Patent: November 14, 1995
    Assignee: Haarmann & Reimer GmbH
    Inventors: Heinz-Jurgen Bertram, Roland Emberger, Matthias Guntert, Peter Werkhoff
  • Dimethylfuryl-dihydro-1,3,5-dithiazines
    Patent number: 5166342
    Abstract: Dimethylfuryl-dihydro-1,3,5-dithiazines are useful flavorings having low taste threshold values. They impart a coffee or mocha taste, in particular to drinks, confectionery and bakery products.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: November 24, 1992
    Assignee: Haarmann & Reimer
    Inventors: Jurgen Bruning, Roland Emberger, Matthias Guntert, Rudolf Hopp, Manfred Kopsel, Peter Werkhoff
  • Hemimercaptals, processes for their preparation, and edible compositions containing same
    Patent number: 4988526
    Abstract: New hemimercaptals of the formula ##STR1## in which X represents an oxygen or sulphur atom, a process for their preparation and their use as flavorings have been found.
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: January 29, 1991
    Assignee: Haarmann & Reimer GmbH
    Inventors: Jurgen Bruning, Roland Emberger, Matthias Guntert, Rudolf Hopp, Manfred Kopsel, Theodor Sand, Peter Werkhoff