Patent US545451A successfully refreshed from Google Patents.
US545451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swing-actuating mechanism
Assignee: —
•
Filing: —
•
Granted: 1895-09-03
•
Expires: 1912-09-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:50
CPC Classifications
B; B60; B60K; B60K25/00
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) | 1898-09-02 | 1899-03-04 | 1899-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-09-03 | 1903-03-05 | 1903-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-09-03 | 1907-03-05 | 1907-09-04 | $7700.00 | Window Closed / Lapsed |