US2457951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary feed cutter with shear bar arranged on a chord
Assignee: Deere Manufacturing Co
•
Filing: 1944-08-30
•
Granted: 1949-01-04
•
Expires: 1964-08-30
Abstract
No abstract record available.
Inventors
- 👤 Miles H Tuft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:02
CPC Classifications
A; A01; A01F; A01F29/00; A01F29/02; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8789; Y10T83/8791; Y10T83/929; Y10T83/9372; Y10T83/9396; Y10T83/9401
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US177383A
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US207757A
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US412040A
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US460268A
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US1328916A
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US864552A
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US1363445A
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US1461764A
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US1625194A
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US1663114A
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US2313872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-04 | 1952-07-05 | 1953-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-04 | 1956-07-05 | 1957-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-04 | 1960-07-05 | 1961-01-04 | $7700.00 | Window Closed / Lapsed |