US18315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank for locomotives
Assignee: —
•
Filing: —
•
Granted: 1857-09-29
•
Expires: 1874-09-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:28
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1860-09-28 | 1861-03-30 | 1861-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-09-28 | 1865-03-30 | 1865-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-09-28 | 1869-03-30 | 1869-09-29 | $7700.00 | Window Closed / Lapsed |