US2981641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco products
Assignee: Stauffer Chemical Co
•
Filing: 1960-01-21
•
Granted: 1961-04-25
•
Expires: 1980-01-21
Abstract
No abstract record available.
Inventors
- 👤 Robert C O'neill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:08
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A24B15/36; A24B15/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
AS A NOVEL COMPOSITION OF MATTER, TOBACCO COMPRISING FROM 0.5 TO 8.0% OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-ALKYL NORNICOTINE COMPOUNDS CONTAINING FROM 2 TO 8 CARBON ATOMS IN THE ALKYL GROUP, AND ACID ADDITION SALTS THEREOF.
Claim 2
Dependent Claim
40 words
AS A NOVEL COMPOSITION OF MATTER, TOBACCO COMPRISING FROM 0.5 TO 8.0% OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-ALKYL NORNICOTINE COMPOUNDS CONTAINING FROM 2 TO 8 CARBON ATOMS IN THE ALKYL GROUP, AND ACID ADDITION SALTS THEREOF.
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) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |