Patent US3047433A successfully refreshed from Google Patents.
US3047433A
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Use of diels-alder adducts as tobacco additives
Assignee: Philip Morris USA Inc
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Filing: 1961-10-19
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Granted: 1962-07-31
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Expires: 1981-10-19
Abstract
No abstract record available.
Inventors
- 👤 Bavley Abraham
- 👤 Ii Ernest W Robb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:58
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/06; A24D3/061; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/281; A24B15/30; A24B15/301; A24B15/305
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A TOBACCO PRODUCT CONTAINING A MEMBER SELECTED FROM THE GROUP CONSISTING A NON-VOLATILE, FLAVOR-CONTAINING DIELS-ALDER ADDUCTS AND THEIR SALTS.
Claim 2
Dependent Claim
19 words
A TOBACCO PRODUCT CONTAINING A MEMBER SELECTED FROM THE GROUP CONSISTING A NON-VOLATILE, FLAVOR-CONTAINING DIELS-ALDER ADDUCTS AND THEIR SALTS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |