US2766795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of segmenting corncobs
Assignee: IOWA STATE COLLEGE RES FOUND
•
Filing: 1953-01-19
•
Granted: 1956-10-16
•
Expires: 1973-01-19
Abstract
No abstract record available.
Inventors
- 👤 Roger R Yoerger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:14
CPC Classifications
A; A01; A01F; A01F11/00; A01F11/06; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2481201A
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US2562282A
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US2566721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |