US2794307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn harvester attachment for combine
Assignee: Deere and Co
•
Filing: 1954-09-09
•
Granted: 1957-06-04
•
Expires: 1974-09-09
Abstract
No abstract record available.
Inventors
- 👤 Charles S Morrison
- 👤 Henry H Denison
- 👤 Frank D Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:56
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/02; A01D45/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1879588A
Cited
US2009514A
Cited
US1940851A
Cited
US1984895A
Cited
US1968998A
Cited
US2360131A
Cited
US2549999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-03 | 1960-12-03 | 1961-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-03 | 1964-12-03 | 1965-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-03 | 1968-12-03 | 1969-06-04 | $7700.00 | Window Closed / Lapsed |