Patent US556892A successfully refreshed from Google Patents.
US224040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch
Assignee: —
•
Filing: —
•
Granted: 1880-02-03
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Expires: 1897-02-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:13
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/22; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10S70/00; Y10S70/67; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0972
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) | 1883-02-02 | 1883-08-04 | 1884-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1887-02-02 | 1887-08-04 | 1888-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1891-02-02 | 1891-08-04 | 1892-02-03 | $7700.00 | Window Closed / Lapsed |