US521045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gate-latch
Assignee: —
•
Filing: —
•
Granted: 1894-06-05
•
Expires: 1911-06-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:57
CPC Classifications
E; E05; E05F; E05F11/00; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1063; Y10T292/1064; Y10T292/1072; Y10T292/68; Y10T292/696
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) | 1897-06-04 | 1897-12-04 | 1898-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-06-05 | 1901-12-05 | 1902-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-06-05 | 1905-12-05 | 1906-06-06 | $7700.00 | Window Closed / Lapsed |