US3389706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco product
Assignee: RJ Reynolds Tobacco Co
•
Filing: 1965-11-08
•
Granted: 1968-06-25
•
Expires: 1985-11-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Schumacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:15
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A24B15/36; A24B15/38; C07C; C07C403/00; C07C403/06; C07C403/08; C07C403/14; C07C403/16; C07C45/00; C07C45/56; C07C45/57; C07C45/59; C07C45/61; C07C45/65; C07C49/00; C07C49/04; C07C49/12; C07C49/20; C07C49/203; C07D213/24; C07D213/28; C07D213/30; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/40; C07D307/46; C07D311/00; C07D311/02; C07D311/74; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A TOBACCO PRODUCT HAVING ADDED THERETO 2,3,6,7,8, 8A - HEXAHYDRO - 7 - OXO - 2,5,5,8A - TETRAMETHYL - 5H - 1BENZOPYRAN IN AN AMOUNT SUFFICIENT TO ALTER THE FLAVOR OR AROMA OF THE TOBACCO PRODUCT.
Claim 2
Dependent Claim
36 words
A TOBACCO PRODUCT HAVING ADDED THERETO 2,3,6,7,8, 8A - HEXAHYDRO - 7 - OXO - 2,5,5,8A - TETRAMETHYL - 5H - 1BENZOPYRAN IN AN AMOUNT SUFFICIENT TO ALTER THE FLAVOR OR AROMA OF THE TOBACCO PRODUCT.
References Cited (Backward Citations)
US3185708A
Cited
US3217716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |