US234866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch
Assignee: —
•
Filing: —
•
Granted: 1880-11-30
•
Expires: 1897-11-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:55
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/02; E05C19/028; Y; Y10; Y10S; Y10S292/00; Y10S292/60; Y10T; Y10T292/00; Y10T292/08; Y10T292/0876; Y10T292/0878; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1026
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) | 1883-11-30 | 1884-05-31 | 1884-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1887-11-30 | 1888-05-31 | 1888-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1891-11-30 | 1892-05-31 | 1892-11-30 | $7700.00 | Window Closed / Lapsed |