Patent US3622346A successfully refreshed from Google Patents.
US3622346A
Expired / Lapsed
US
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Pyrazine derivatives as nutlike flavoring agents and method of use
Assignee: Firmenich SA
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Filing: 1968-09-17
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Granted: 1971-11-23
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Expires: 1988-09-17
Abstract
Abstract A flavoring agent, a method for imparting to foodstuffs and beverages the flavor and taste similar to that of roasted hazelnuts, peanuts or almonds by adding thereto at least one compound of the group consisting of A and B, A compounds being represented by the formula WHEREIN X represents a member selected from the group consisting of oxygen and sulfur and one of the symbols R1, R2 and R3 represents a methyl radical, the other two representing hydrogen; B compound being 2-ethoxy-3-methyl-pyrazine.
Inventors
- 👤 Max Winter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:35
CPC Classifications
A; A23; A23L; A23L27/00; A23L27/20; A23L27/205; A23L27/2054
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
31 words
A flavoring agent for imparting to foodstuffs and beverages a flavor similar to that of roasted hazelnuts, peanuts or almonds which comprises at least one compound represented by the general formula
Claim 2
Dependent Claim
44 words
A flavoring agent according to claim 2 which comprises a mixture of about 70 to 80 percent by weight of 2-methyl-3-methoxy-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methoxy-pyrazine and 2-methyl-6-methoxy-pyrazine, this mixture being diluted in said diluent.
Claim 3
Dependent Claim
44 words
A flavoring agent according to claim 2 which comprises a mixture of about 70 to 80 percent by weight of 2-methyl-3-methylmercapto-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methylmercapto-pyrazine and 2-methyl-6-methylmercapto-pyrazine, the mixture being diluted in said diluent.
Claim 4
Independent Claim
79 words
A method for imparting to foodstuffs and beverages a flavor similar to that of roasted hazelnuts, peanuts or almonds which comprises incorporating in said foodstuffs and beverages a minor amount of a flavoring agent sufficient to impart to said foodstuffs and beverages a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound of the group consisting of A and B, said A compounds being represented by the formula
Claim 5
Independent Claim
67 words
A method for imparting to foodstuffs and beverages a flavor similar to that of roasted hazelnuts peanuts or almonds which comprises incorporating in said foodstuffs and beverages a minor amount of a flavoring agent sufficient to impart to said foodstuffs and beverages a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound represented by the formula
Claim 6
Dependent Claim
40 words
A method according to claim 6 in which said flavoring agent comprises a mixture of about 70 to 80 percent by weight of 2-methyl-3-methoxy-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methoxy-pyrazine and 2-methyl-6-methoxy-pyrazine.
Claim 7
Dependent Claim
40 words
A method according to claim 6 in which said flavoring agent comprises a mixture of about 70 to 80 percent by weight of 2-methyl-3-methylmercapto-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methyl-mercapto-pyrazine and 2-methyl-6-methylmercapto-pyrazine.
Claim 8
Dependent Claim
66 words
A foodstuff having the flavor and taste of roasted hazelnuts, peanuts or almonds which has incorporated therein minor amounts of a flavoring agent sufficient to impart to said foodstuff a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound of the group consisting of A and B, said A compounds being represented by the formula
Claim 9
Dependent Claim
54 words
A foodstuff having the flavor and taste of roasted hazelnuts, peanuts or almonds which has incorporated therein minor amounts of a flavoring agent sufficient to impart to said foodstuff a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound represented by the formula
Claim 10
Dependent Claim
37 words
A foodstuff according to claim 10 in which said flavoring agent includes about 70 to 80 percent by weight of 2-methyl-3-methoxy-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methoxy-pyrazine and 2-methyl-6-methoxy-pyrazine.
Claim 11
Dependent Claim
37 words
A foodstuff according to claim 10 in which said flavoring agent includes about 70 to 80 percent by weight of 2-methyl-3-methylmercapto-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methylmercapto-pyrazine and 2-methyl-6-methymercapto-pyrazine.
Claim 12
Dependent Claim
66 words
A beverage having the flavor and taste of roasted hazelnuts, peanuts or almonds which has incorporated therein minor amounts of a flavoring agent sufficient to impart to said foodstuff a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound of the group consisting of A and B, said A compounds being represented by the formula
Claim 13
Dependent Claim
54 words
A beverage having the flavor and taste of roasted hazelnuts, peanuts or almonds which has incorporated therein minor amounts of a flavoring agent sufficient to impart to said foodstuff a flavor and taste similar to those of roasted hazelnuts, peanuts or almonds, said flavoring agent including at least one compound represented by the formula
Claim 14
Dependent Claim
37 words
A beverage according to claim 14 in which said flavoring agent includes about 70 to 80 percent by weight of 2-methyl-3-methoxy-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methoxy-pyrazine and 2-methyl-6-methoxy-pyrazine.
Claim 15
Dependent Claim
37 words
A beverage according to claim 14 in which said flavoring agent includes about 70 to 80 percent by weight of 2-methyl-3-methylmercapto-pyrazine and about 20 to 30 percent of at least one of the compounds 2-methyl-5-methylmercapto-pyrazine and 2-methyl-6-methylmercapto-pyrazine.
Claim 16
Dependent Claim
13 words
A flavoring agent according to claim 1 in which the compound is 2-ethoxy-3-methyl-pyrazine.
Claim 17
Dependent Claim
11 words
The method of claim 5 in which the compound is 2-ethoxy-3-methyl-pyrazine.
Claim 18
Dependent Claim
11 words
The foodstuff of claim 9 in which the compound is 2-ethoxy-3-methyl-pyrazine.
Claim 19
Dependent Claim
11 words
The beverage of claim 13 in which the compound is 2-ethoxy-3-methyl-pyrazine.
References Cited (Backward Citations)
US3328402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |