Patent US2274756A successfully refreshed from Google Patents.
Patent US407161A successfully refreshed from Google Patents.
US407161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
brooks
Assignee: —
•
Filing: —
•
Granted: 1889-07-16
•
Expires: 1906-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:32
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/34; H05K3/3465; H05K3/3478; H10; H10W; H10W70/00; H10W70/099
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) | 1892-07-15 | 1893-01-14 | 1893-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-07-15 | 1897-01-14 | 1897-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-07-16 | 1901-01-15 | 1901-07-17 | $7700.00 | Window Closed / Lapsed |