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US2514338A
Expired / Lapsed
US
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Cultivator and harvester
Assignee: Individual
•
Filing: 1946-07-01
•
Granted: 1950-07-04
•
Expires: 1966-07-01
Abstract
No abstract record available.
Inventors
- 👤 Jackson W Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:11
CPC Classifications
A; A01; A01D; A01D15/00; A01B; A01B39/00; A01B39/12; A01B39/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US464179A
Cited
US1648313A
Cited
US1928868A
Cited
US1938347A
Cited
US2327204A
Cited
US2314681A
Cited
US2393122A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |