Patent US7933A successfully refreshed from Google Patents.
US7933A
Expired / Lapsed
US
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Method of securing ranges of short plank in pavements
Assignee: —
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Filing: —
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Granted: 1851-02-11
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Expires: 1868-02-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:32
CPC Classifications
E; E01; E01C; E01C5/00; E01C5/06; E01C5/08; E01C5/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1854-02-10 | 1854-08-12 | 1855-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1858-02-10 | 1858-08-12 | 1859-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1862-02-10 | 1862-08-12 | 1863-02-11 | $7700.00 | Window Closed / Lapsed |