Patent US3364936A successfully refreshed from Google Patents.
US3364936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco processing
Assignee: Individual
•
Filing: 1965-10-21
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Granted: 1968-01-23
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Axelrod Solomon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:30
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
THE METHOD OF TREATING AND PRESERVING TOBACCO, COMPRISING: TAKING CURED AND AGED LEAF TOBACCO; PRODUCING SMOKE BY HEATING A CHARRABLE SUBSTANCE BY A SEPARATE HEAT SOURCE TO A TEMPERATURE BELOW THE FLAME TEMPERATURE BUT SUFFICIENT TO CAUSE SMOKE; AND CONDUCTING THE PRODUCED SMOKE INTO CONTACT WITH SAID TOBACCO.
Claim 2
Independent Claim
48 words
THE METHOD OF TREATING AND PRESERVING TOBACCO, COMPRISING: TAKING CURED AND AGED LEAF TOBACCO; PRODUCING SMOKE BY HEATING A CHARRABLE SUBSTANCE BY A SEPARATE HEAT SOURCE TO A TEMPERATURE BELOW THE FLAME TEMPERATURE BUT SUFFICIENT TO CAUSE SMOKE; AND CONDUCTING THE PRODUCED SMOKE INTO CONTACT WITH SAID TOBACCO.
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |