US2871963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-function implement control system for agricultural tractor
Assignee: Deere and Co
•
Filing: 1954-11-03
•
Granted: 1959-02-03
•
Expires: 1974-11-03
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Harris
- 👤 Christian H Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:42
CPC Classifications
A; A01; A01B; A01B63/00; A01B63/02; A01B63/10; A01B63/1006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2118180A
Cited
US2223002A
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US2295948A
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US2477710A
Cited
US2533466A
Cited
US2631514A
Cited
US2667745A
Cited
US2611306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |