US2465070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheat drier for combines
Assignee: Individual
•
Filing: 1947-10-28
•
Granted: 1949-03-22
•
Expires: 1967-10-28
Abstract
No abstract record available.
Inventors
- 👤 Hiram J Demuth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:44
CPC Classifications
A; A01; A01D; A01D41/00; A01D41/12; A01D41/133
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1255982A
Cited
GB321452A
Cited
US2285117A
Cited
US2355671A
Cited
US2402449A
Cited
US2397363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |