US3559656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco product
Assignee: RJ Reynolds Tobacco Co
•
Filing: 1969-04-28
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Granted: 1971-02-02
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Expires: 1989-04-28
Abstract
Abstract Flavoring of tobacco products by incorporating therewith a small amount of a chemical compound selected from 1-oxa-8-oxo2,6,10,10-tetramethyl-spiro(4,5)-6-decene and 4-(1-hydroxy-4keto-2,6,6-trimethyl-2-cyclohexen-1-y1)-butan-2-o1.
Inventors
- 👤 Robert A Heckman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:40
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/06; C07C403/08; A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; C07C45/00; C07C45/61; C07C45/62; C07D; C07D307/00; C07D307/94; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
28 words
The product recited in claim 1 wherein the amount of said compounds added to the product is between about 0.00005 and 2.0 percent by weight of the product.
Claim 2
Dependent Claim
26 words
A tobacco product having added thereto a small amount of 1-oxa-8-oxo-2,6,10,10-tetramethyl-spiro(4,5) -6-decene such amount being sufficient to alter the flavor or aroma of the tobacco product.
Claim 3
Dependent Claim
28 words
The product recited in claim 3 wherein the amount of the compound added to the product is between about 0.00005 and 0.2 percent by weight of the product.
Claim 4
Dependent Claim
25 words
A tobacco product having added thereto a small amount of 4-(1-hydroxy-4-keto-2,6,6-trimethyl-2-cyclohexen-1-yl)-butan-2-ol such amount being sufficient to alter the flavor or aroma of the tobacco product.
Claim 5
Dependent Claim
28 words
The product recited in claim 5 wherein the amount of the compound added to the product is between about 0.0005 and 2.0 percent by weight of the product.
Claim 6
Dependent Claim
42 words
A process for improving the flavor of tobacco which comprises adding thereto a small amount of a compound selected from the group consisting of 1-oxa-8-oxo-2,6,10,10-tetramethyl-spiro(4,5) -6-decene and 4-(1-hydroxy-4-keto-2,6,6-trimethyl-2-cyclohexen-1yl)-butan-2-ol, such amount being sufficient to alter the flavor or aroma of the tobacco product.
Claim 7
Dependent Claim
25 words
The process of claim 7 wherein the said additives are added in an amount between about 0.00005 and 2.0 percent by weight of the tobacco.
Claim 8
Dependent Claim
34 words
A process for improving the flavor of a tobacco product which comprises adding thereto a small amount of 1-oxa-8-oxo-2,6,l0,10-tetramethyl-spiro(4,5) -6-decene, such amount being sufficient to alter the flavor or aroma of the tobacco product.
Claim 9
Dependent Claim
33 words
A process for improving the flavor of a tobacco product which comprises adding thereto a small amount of 4-(1-hydroxy-4-keto-2,6,6-trimethyl-2-cyclohexen-1-yl)-butan-2-ol, such amount being sufficient to alter the flavor or aroma of the tobacco product.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |