US2706371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain dryer for combines
Assignee: Individual
•
Filing: 1951-09-10
•
Granted: 1955-04-19
•
Expires: 1971-09-10
Abstract
No abstract record available.
Inventors
- 👤 Charles F Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:15
CPC Classifications
A; A01; A01F; A01F12/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US844627A
Cited
US1565282A
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US1662431A
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US1720573A
Cited
US2397363A
Cited
US2513480A
Cited
US2465070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |