US2675942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seed planter having magnetic seed selecting means
Assignee: Processed Seeds Inc
•
Filing: 1948-08-28
•
Granted: 1954-04-20
•
Expires: 1968-08-28
Abstract
No abstract record available.
Inventors
- 👤 Vogelsang Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:59
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/002; Y; Y10; Y10S; Y10S111/00; Y10S111/915; Y10S47/00; Y10S47/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE279089C
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US157342A
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US1053209A
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US1105293A
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GB207886A
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US2031713A
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US2235922A
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US2514890A
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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) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |