Patent US2496153A successfully refreshed from Google Patents.
US2496153A
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US
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Harrow elevating and transporting trailer
Assignee: Individual
•
Filing: 1946-02-19
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Granted: 1950-01-31
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Expires: 1966-02-19
Abstract
No abstract record available.
Inventors
- 👤 Jr John Eaves
- 👤 James C Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:49
CPC Classifications
A; A01; A01B; A01B23/00; A01B23/04; A01B23/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE127960C
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US1303480A
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US687860A
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US878512A
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US1120875A
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US2164550A
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DE886493C
Cited
US2399304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-30 | 1953-08-01 | 1954-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-30 | 1957-08-01 | 1958-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-30 | 1961-08-01 | 1962-01-31 | $7700.00 | Window Closed / Lapsed |