US2869490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer drill and seed planting implement
Assignee: ALBERT JONGENEEL
•
Filing: 1954-03-15
•
Granted: 1959-01-20
•
Expires: 1974-03-15
Abstract
No abstract record available.
Inventors
- 👤 Huber Henry
- 👤 Craven Isaac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:31
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2230331A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |