US2743571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain tank discharge conveyor for harvesters
Assignee: International Motors LLC
•
Filing: 1952-10-09
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Granted: 1956-05-01
•
Expires: 1972-10-09
Abstract
No abstract record available.
Inventors
- 👤 Glen O Turnbull
- 👤 Clarence C Evers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:56
CPC Classifications
A; A01; A01D; A01D41/00; A01D41/12; A01D41/1208; A01D41/1217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US667335A
Cited
US700886A
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US1381328A
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US1401837A
Cited
US2439541A
Cited
US2585169A
Cited
US2507873A
Cited
US2675932A
Cited
US2585414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |