US26809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Henry belfield
Assignee: —
•
Filing: —
•
Granted: 1860-01-10
•
Expires: 1877-01-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:25
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/12; E05C3/16; E05C3/162; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0926; Y10T292/0928; Y10T292/0932; Y10T292/62
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) | 1863-01-09 | 1863-07-11 | 1864-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1867-01-09 | 1867-07-11 | 1868-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1871-01-09 | 1871-07-11 | 1872-01-10 | $7700.00 | Window Closed / Lapsed |