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US2514522A
Expired / Lapsed
US
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Tobacco planter
Assignee: Individual
•
Filing: 1947-05-23
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Granted: 1950-07-11
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Expires: 1967-05-23
Abstract
No abstract record available.
Inventors
- 👤 Shelton Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:54
CPC Classifications
A; A01; A01C; A01C11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE480386C
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US885091A
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US1052459A
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DE468367C
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US1657944A
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FR637693A
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US2009785A
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FR715020A
Cited
DE581912C
Cited
US2332262A
Cited
US2333945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |