Patents by Inventor Max Stoll
Max Stoll 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).
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Patent number: 4303689Abstract: The subject matter relates to flavoring with a composition of matter consisting essentially of a pyrazine derivative having the following formula: ##STR1## wherein (a) R.sup.1 is a methyl group and R.sup.2 is either an alkyl group having from 2 to 6 carbon atoms which can be branched at the chain end when said chain has 3 or 4 carbon atoms, or a vinyl, a thienyl-2 or a pyrryl-1 group; or(b) R.sup.1 is an ethyl group and R.sup.2 is an ethyl or a vinyl group.Type: GrantFiled: April 13, 1972Date of Patent: December 1, 1981Assignees: Firmenich SA, General Foods CorporationInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 4226892Abstract: New cycloaliphatic unsaturated ketones and their use as perfuming and odor-modifying agents in the manufacture of perfumes and perfumed products, and as flavoring and taste-modifying agents in the preparation of foodstuffs in general and imitation flavors for foodstuffs, beverages, animal feeds, pharmaceutical preparations and tobacco products.Methods for the preparation of said cycloaliphatic unsaturated ketones.Type: GrantFiled: April 27, 1978Date of Patent: October 7, 1980Assignee: Firmenich SAInventors: Ervin Kovats, Edouard Demole, Gunther Ohloff, Max Stoll, deceased
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Patent number: 4200660Abstract: Enhancement of the flavor of foodstuffs is achieved by the addition of an effective flavor-modifying amount of an aromatic sulfur compound of the formula: ##STR1## wherein R.sub.1 is hydrogen, hydroxy, alkoxy or alkyl and R.sub.2 is hydrogen or alkyl; ##STR2## wherein R.sub.1 is hydrogen, hydroxy, alkyl or alkoxy, R.sub.2 is hydrogen or alkyl, R.sub.3 is alkyl or benzyl and n is 0, 1, or 2; and ##STR3## wherein R is alkyl or phenyl.Type: GrantFiled: November 4, 1977Date of Patent: April 29, 1980Assignee: Firmenich & Cie.Inventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4187863Abstract: New cycloaliphatic unsaturated ketones used as flavoring and taste modifying agents in tobacco products.Type: GrantFiled: March 29, 1977Date of Patent: February 12, 1980Assignee: Firmenich SAInventors: Ervin Kovats, Edouard Demole, Gunther Ohloff, Max Stoll, deceased
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Patent number: 4138410Abstract: Thiophene sulfur compounds of the formula ##STR1## wherein X is ethylidene and R is hydrogen or a methyl group; and wherein X is a carbonyl group and R is an ethyl or furfuryl group.Type: GrantFiled: May 29, 1975Date of Patent: February 6, 1979Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4126618Abstract: Pyridine sulfur compounds of the formula: ##STR1## wherein R is ethyl or acetyl which are useful as flavor additives for foodstuffs and beverages.Type: GrantFiled: February 3, 1978Date of Patent: November 21, 1978Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4113891Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective flavor-modifying amount of a compound from the compounds having the general formula ##STR1## Wherein R is hydrogen, an alkyl group having 1 or 2 carbon atoms, or an alkenyl group having 2 or 3 carbon atoms, provided the sum of the carbon atoms of the substituent groups does not exceed 3.Type: GrantFiled: March 11, 1977Date of Patent: September 12, 1978Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 4105661Abstract: Disclosed is a group of compounds which has been found to be useful in the area of flavor-note alteration. The compounds have the following formula: ##STR1## wherein n, R.sub.1 and R.sub.2 are as defined below.Type: GrantFiled: March 23, 1977Date of Patent: August 8, 1978Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 4085109Abstract: Pyridine sulfur compounds of the formula: ##STR1## wherein R is acetyl when n is 0; R is ethyl or acetyl when n is 1; and R is furfuryl when n is 2; which are useful as flavor additives for foodstuffs and beverages.Type: GrantFiled: September 22, 1975Date of Patent: April 18, 1978Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4038435Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective flavor-modifying amount of a compound from the compounds having the general formula ##STR1## wherein, when n is 0, R is hydrogen, methyl, acetyl, ethyl or pyridyl-2; when n is 1, R is hydrogen, methyl, ethyl or acetyl; and, when n is 2, R is hydrogen, methyl, ethyl, acetyl or furfuryl.Type: GrantFiled: June 24, 1974Date of Patent: July 26, 1977Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4018910Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective flavor - modifying amount of a compound having the general formula ##STR1## wherein R.sub.1 is hydrogen, an alkyl group or a phenyl group, R.sub.2 is hydrogen, an alkyl group or an acyl group and n is 0, 1 or 2.Type: GrantFiled: June 24, 1974Date of Patent: April 19, 1977Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll
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Patent number: 4005227Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective flavor-modifying amount of a compound having the general formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are hydrogen, alkyl, alkenyl, aryl or aralkyl provided that R.sub.1, R.sub.2, and R.sub.3 are not all hydrogen.Type: GrantFiled: June 24, 1974Date of Patent: January 25, 1977Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 4002793Abstract: The chemical compound 7-methyl-benzofuran-2-aldehyde which is useful as a flavor additive for foodstuffs and beverages.Type: GrantFiled: June 6, 1975Date of Patent: January 11, 1977Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 4000328Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective amount of a flavor modifying compound from those compounds having the formula: ##STR1## wherein n is 0 or 1, R.sub.1 is hydrogen or methyl and R.sub.2 is methyl, ethyl, or propyl and ##STR2## wherein n is 0 or 1.Type: GrantFiled: June 24, 1974Date of Patent: December 28, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 3993792Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective amount of a flavor modifying compound from those compounds having the formula: ##SPC1##Wherein R is hydrogen, methyl, ethyl, propyl, butenyl, propenyl and n is 1 or 2; and ##SPC2##Wherein R.sub.1 is hydrogen or methyl; R.sub.2 is methyl, propyl, isopropyl or furfuryl; and n is 0, 1, or 2 with the provision that if R.sub.1 is hydrogen and n is 1, R.sub.2 is neither methyl nor furfuryl; and ##SPC3##Wherein R is methyl or acetyl.Type: GrantFiled: January 23, 1975Date of Patent: November 23, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 3989713Abstract: Pyrrole sulfur compounds of the formula ##SPC1##Wherein R is methyl, ethyl, acetyl or furfuryl which are useful as flavor additives for foodstuffs and beverages.Type: GrantFiled: May 29, 1975Date of Patent: November 2, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 3985906Abstract: Enhancement of the flavor of foodstuffs is achieved by the addition of an effective flavor-modifying amount of a pyrrole sulfur compound of the formula: ##SPC1##Wherein R is methyl, ethyl, furfuryl or acetyl.Type: GrantFiled: June 6, 1975Date of Patent: October 12, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 3978241Abstract: The enhancement of foodstuffs is effected by the addition of a small but effective flavor-modifying amount of a compound from the group of compounds having the general formula: ##SPC1##Wherein R is sec-butyl, prop-1-en-1 yl or 2-methyl-prop-1-en-1-yl; and ##SPC2##Wherein R is a lower alkyl alkyl group having between two and six carbon atoms or a butenyl group; and ##SPC3##Wherein R is a lower alkyl group and n is 0 or 2.Type: GrantFiled: June 24, 1974Date of Patent: August 31, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: 3976802Abstract: Enhancement of the flavor of foodstuffs is achieved by the addition of an effective flavor-modifying amount of a thiophene sulfur compound of the formula: ##EQU1## wherein R is hydrogen, methyl, acetyl or thenyl and n is 1 or 2; and ##EQU2## wherein R is methyl, ethyl or furfuryl.Type: GrantFiled: June 4, 1975Date of Patent: August 24, 1976Assignee: Firmenich & CieInventors: Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll, Irving M. Goldman
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Patent number: D1026836Type: GrantFiled: November 23, 2022Date of Patent: May 14, 2024Assignee: Festo SE & Co. KGInventors: Christian Stoll, Jörg Peschel, Andreas Hess, Sebastian Schnabel, Max Nutsch