US540025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlling mechanism for locks
Assignee: —
•
Filing: —
•
Granted: 1895-05-28
•
Expires: 1912-05-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:12
CPC Classifications
E; E05; E05B; E05B47/00; E05B47/0001; E05B47/0002; Y; Y10; Y10S; Y10S292/00; Y10S292/27; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/1014; Y10T292/1021; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5496; Y10T70/70; Y10T70/7051; Y10T70/7057
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) | 1898-05-27 | 1898-11-26 | 1899-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-05-28 | 1902-11-27 | 1903-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-05-28 | 1906-11-27 | 1907-05-29 | $7700.00 | Window Closed / Lapsed |