Patent US3353542A successfully refreshed from Google Patents.
US3353542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoking tobacco including releasable flavorant
Assignee: Brown and Williamson Holdings Inc
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Filing: 1967-05-18
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Granted: 1967-11-21
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Expires: 1987-05-18
Abstract
No abstract record available.
Inventors
- 👤 Keith D Kilburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:49
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/06; A24D3/14; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/281
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
51 words
A SMOKING TOBACCO PRODUCT HAVING IMPROVED TASTE, FLAVOR AND AROMA CHARACTERISTICS COMPRISING SMOKING TOBACCO HAVING INCORPORATED THEREIN A SMALL AMOUNT OF AN ESTER OF ORTHOTITANIC ACID, SAID ESTER CAPABLE OF BEING DECOMPOSED BY THE HEAT OF BURNING TOBACCO TO YIELD A FLAVORANT TO BE CARRIED BY THE SMOKE TO THE USER.
References Cited (Backward Citations)
US3288146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |