Patent US2642877A successfully refreshed from Google Patents.
US2642877A
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Flailing type beater means for threshing apparatus
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1948-11-17
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Granted: 1953-06-23
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Expires: 1968-11-17
Abstract
No abstract record available.
Inventors
- 👤 Howard M Dodge
- 👤 Neff Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:53
CPC Classifications
A; A01; A01F; A01F12/00; A01F12/18; A01F12/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US547813A
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US2265380A
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US2327113A
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US2329346A
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US2308367A
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US2321019A
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US2361633A
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US2320945A
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US2320944A
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US2336693A
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US2327901A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |