Patent US2845933A successfully refreshed from Google Patents.
US2845933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of converting fragmented tobacco into coherent sheets
Assignee: Liggett Group LLC
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Filing: 1954-11-04
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Granted: 1958-08-05
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Expires: 1974-11-04
Abstract
No abstract record available.
Inventors
- 👤 Max M Samfield
- 👤 Brantley A Brock
- 👤 Earl E Locklair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:26
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/10; A24B15/12; A24B15/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US114901A
Cited
US202696A
Cited
US1312717A
Cited
US1349221A
Cited
US1795603A
Cited
GB562786A
Cited
US2613672A
Cited
US2592554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |