Patent US3540285A successfully refreshed from Google Patents.
US38601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in carriage-covers
Assignee: —
•
Filing: —
•
Granted: 1863-05-19
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Expires: 1880-05-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:05
CPC Classifications
B; B62; B62B; B62B9/00; B62B9/10; B62B9/14
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) | 1866-05-18 | 1866-11-17 | 1867-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1870-05-18 | 1870-11-17 | 1871-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1874-05-18 | 1874-11-17 | 1875-05-19 | $7700.00 | Window Closed / Lapsed |