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Patent US2718109A successfully refreshed from Google Patents.
US2718109A
Expired / Lapsed
US
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Stalk digger and chopper adjusting device
Assignee: International Motors LLC
•
Filing: 1951-10-15
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Granted: 1955-09-20
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Expires: 1971-10-15
Abstract
No abstract record available.
Inventors
- 👤 Otto E Hintz
- 👤 Arthur H Nakata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:02
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/835; A01D34/8355
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1462486A
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US1651030A
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US1682468A
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US2066610A
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US2360955A
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US2458795A
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US2526396A
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US2445145A
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US2569201A
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US2564352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |