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US2717104A
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US
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Fertilizer spreading machines
Assignee: Individual
•
Filing: 1951-11-01
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Granted: 1955-09-06
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Expires: 1971-11-01
Abstract
No abstract record available.
Inventors
- 👤 Lloyd G Hoppes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:20
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2632584A
Cited
US1691563A
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US1880840A
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US1947379A
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US2143801A
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US2442743A
Cited
US2541008A
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US2594687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-05 | 1959-03-07 | 1959-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-05 | 1963-03-07 | 1963-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-05 | 1967-03-07 | 1967-09-06 | $7700.00 | Window Closed / Lapsed |