Patent US2701570A successfully refreshed from Google Patents.
US2701570A
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Apparatus for threshing and winnowing tobacco leaves
Assignee: AMERICAN MACHINE DEV CORP
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Filing: 1948-09-25
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Granted: 1955-02-08
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Expires: 1968-09-25
Abstract
No abstract record available.
Inventors
- 👤 Eissmann Oswald Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:05
CPC Classifications
A; A24; A24B; A24B5/00; A24B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US669150A
Cited
US743814A
Cited
US1150219A
Cited
US1418735A
Cited
US1699849A
Cited
US1660685A
Cited
US1660686A
Cited
US1879016A
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US1945771A
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US1928791A
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US2173087A
Cited
US2173088A
Cited
US2130880A
Cited
US2270143A
Cited
US2209339A
Cited
US2208896A
Cited
US2281610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |