US3397522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cotton harvester
Assignee: Deere and Co
•
Filing: 1965-07-06
•
Granted: 1968-08-20
•
Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 Leon F Sanderson
- 👤 Richard W Hook
- 👤 Myron L Mccunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:46
CPC Classifications
A; A01; A01D; A01D46/00; A01D46/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US911802A
Cited
US1885437A
Cited
US2406058A
Cited
US2673438A
Cited
US2833409A
Cited
US2820989A
Cited
US2807925A
Cited
US2861298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |