US2678145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand operated fertilizer spreader
Assignee: Avco Manufacturing Corp
•
Filing: 1952-05-22
•
Granted: 1954-05-11
•
Expires: 1972-05-22
Abstract
No abstract record available.
Inventors
- 👤 Edmond A Juzwiak
- 👤 Fortunato S Ajero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:26
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2603383A
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US1903874A
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US2064504A
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US1888821A
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US1940606A
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US2541008A
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US2620094A
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US2510231A
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US2618405A
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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) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |