US526760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric-alarm operating mechanism
Assignee: —
•
Filing: —
•
Granted: 1894-10-02
•
Expires: 1911-10-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:13
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/02; H01H3/14; H01H3/141; Y; Y10; Y10S; Y10S200/00; Y10S200/29
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) | 1897-10-01 | 1898-04-02 | 1898-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-10-02 | 1902-04-03 | 1902-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-10-02 | 1906-04-03 | 1906-10-03 | $7700.00 | Window Closed / Lapsed |