Patent US3380457A successfully refreshed from Google Patents.
US3380457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco product
Assignee: RJ Reynolds Tobacco Co
•
Filing: 1965-08-02
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Granted: 1968-04-30
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Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Schumacher
- 👤 Wilmer A Rohde
- 👤 Donald L Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:17
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A24B15/36; A24B15/40; A24B15/403
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A TOBACCO PRODUCT HAVING ADDED THERETO AN AMOUNT SUFFICIENT TO ALTER THE FLAVOR OR AROMA OF THE TOBACCO PRODUCT OF A COMPOUND SELECTED FROM THE GROUP OF COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
31 words
A TOBACCO PRODUCT HAVING ADDED THERETO AN AMOUNT SUFFICIENT TO ALTER THE FLAVOR OR AROMA OF THE TOBACCO PRODUCT OF A COMPOUND SELECTED FROM THE GROUP OF COMPOUNDS HAVING THE FORMULA
References Cited (Backward Citations)
US2766149A
Cited
US2766150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |