US2565815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn harvester adjusting means
Assignee: Individual
•
Filing: 1949-04-12
•
Granted: 1951-08-28
•
Expires: 1969-04-12
Abstract
No abstract record available.
Inventors
- 👤 Dale J Heikens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:52
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/02; A01D45/028; Y; Y10; Y10S; Y10S56/00; Y10S56/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2187833A
Cited
US2348634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |