US2669822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cotton harvesting machine
Assignee: John E Mitchell Co
•
Filing: 1950-04-07
•
Granted: 1954-02-23
•
Expires: 1970-04-07
Abstract
No abstract record available.
Inventors
- 👤 Kinne Tempel Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:11
CPC Classifications
A; A01; A01D; A01D46/00; A01D46/08; A01D46/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US359724A
Cited
US526209A
Cited
US1378021A
Cited
US1836547A
Cited
US1722747A
Cited
US1731717A
Cited
US2475531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |