Patent US2624133A successfully refreshed from Google Patents.
US2624133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land leveler
Assignee: Individual
•
Filing: 1947-10-13
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Granted: 1953-01-06
•
Expires: 1967-10-13
Abstract
No abstract record available.
Inventors
- 👤 Jack H Smeed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:33
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7663; E02F3/7672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US308682A
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US879116A
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US1501892A
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US1672140A
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US1765910A
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US1822051A
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US1901485A
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US2238095A
Cited
US2325025A
Cited
US2277889A
Cited
US2283744A
Cited
US2339518A
Cited
US2313342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |