Patent US2316674A successfully refreshed from Google Patents.
US2564255A
Expired / Lapsed
US
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Seed sowing device
Assignee: Individual
•
Filing: 1947-08-22
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Granted: 1951-08-14
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Expires: 1967-08-22
Abstract
No abstract record available.
Inventors
- 👤 Haydock Jennie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:08
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/005; A01C15/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US21995A
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US35438A
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US198037A
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US253285A
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US1178506A
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US1912172A
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US1965483A
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US2060652A
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US2334376A
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US2521565A
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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) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |