Patent US2686522A successfully refreshed from Google Patents.
US2686522A
Expired / Lapsed
US
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Material-handling means, especially for corn husking and conveying mechanisms
Assignee: Deere and Co
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Filing: 1952-03-08
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Granted: 1954-08-17
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Expires: 1972-03-08
Abstract
No abstract record available.
Inventors
- 👤 Russell L Dort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:27
CPC Classifications
A; A01; A01F; A01F11/00; A01F11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1151876A
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US2298198A
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US2337592A
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US2427861A
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US2419898A
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US2431016A
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US2420543A
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US2424181A
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US2443039A
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US2491912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |