Patent US2900033A successfully refreshed from Google Patents.
US2900033A
Expired / Lapsed
US
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Agricultural implement, particularly a reversible plow, and support vehicle therefor
Assignee: Individual
•
Filing: 1955-10-21
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Granted: 1959-08-18
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Expires: 1975-10-21
Abstract
No abstract record available.
Inventors
- 👤 Anthony R Coviello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:28
CPC Classifications
A; A01; A01B; A01B5/00; A01B5/10; A01B5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2386378A
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US2608145A
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US2578942A
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US2652762A
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US2546554A
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US2691930A
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US2704018A
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US2724313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |