US2582075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for removing nicotine from tobacco
Assignee: Individual
•
Filing: 1948-09-14
•
Granted: 1952-01-08
•
Expires: 1968-09-14
Abstract
No abstract record available.
Inventors
- 👤 Severi Mentore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:34
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS FOR REMOVING NICOTINE FROM TOBACCO COMPRISING THE STEPS OF TREATING THE TOBACCO WITH BOILED WATER WHILE PERIODICALLY RENEWING SUCH WATER UNTIL THE TOBACCO HAS BEEN SUFFICIENTLY SOFTENED AND DISPOSED FOR READY RELEASE OF NICOTINE, THEREUPON SUBJECTING THE TOBACCO TO THE ACTION OF AN INFUSION OF TEA IN BOILED WATER, WASHING THE THUS TREATED TOBACCO WITH WATER BY IMMEDIATELY IMMERSING THE THUS TREATED TOBACCO IN BOILED WATER AND REPEATEDLY RENEWING THE WATER, THEREUPON TREATING THE TOBACCO WITH A FRESH INFUSION OF TEA IN BOILED WATER, IMMEDIATLEY IMMERSING THE TOBACCO IN BOILED WATER, PERIODICALLY RENEWING THE BOILED WATER, REMOVING THE TOBACCO FROM THE WATER ADN DRYING THE TOBACCO.
Claim 2
Dependent Claim
108 words
A PROCESS FOR REMOVING NICOTINE FROM TOBACCO COMPRISING THE STEPS OF TREATING THE TOBACCO WITH BOILED WATER WHILE PERIODICALLY RENEWING SUCH WATER UNTIL THE TOBACCO HAS BEEN SUFFICIENTLY SOFTENED AND DISPOSED FOR READY RELEASE OF NICOTINE, THEREUPON SUBJECTING THE TOBACCO TO THE ACTION OF AN INFUSION OF TEA IN BOILED WATER, WASHING THE THUS TREATED TOBACCO WITH WATER BY IMMEDIATELY IMMERSING THE THUS TREATED TOBACCO IN BOILED WATER AND REPEATEDLY RENEWING THE WATER, THEREUPON TREATING THE TOBACCO WITH A FRESH INFUSION OF TEA IN BOILED WATER, IMMEDIATLEY IMMERSING THE TOBACCO IN BOILED WATER, PERIODICALLY RENEWING THE BOILED WATER, REMOVING THE TOBACCO FROM THE WATER ADN DRYING THE TOBACCO.
References Cited (Backward Citations)
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Cited
US1294310A
Cited
US1518706A
Cited
US1813833A
Cited
US2048624A
Cited
US2172946A
Cited
US2086446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |