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Patent US2890665A successfully refreshed from Google Patents.
US2890665A
Expired / Lapsed
US
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Planting machine
Assignee: Individual
•
Filing: 1956-01-30
•
Granted: 1959-06-16
•
Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Lawrence S C Kang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:04
CPC Classifications
A; A01; A01G; A01G13/00; A01G13/30; A01G13/37; A01C; A01C11/00; A01C11/02; Y; Y10; Y10S; Y10S111/00; Y10S111/906; Y10S111/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT74703B
Cited
US1895962A
Cited
US2465227A
Cited
US2514890A
Cited
US2718856A
Cited
US2800865A
Cited
US2708812A
Cited
US2749855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-15 | 1962-12-15 | 1963-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-15 | 1966-12-15 | 1967-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-15 | 1970-12-15 | 1971-06-16 | $7700.00 | Window Closed / Lapsed |