Patent US27436A successfully refreshed from Google Patents.
US27436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kaitge
Assignee: —
•
Filing: —
•
Granted: 1860-03-13
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Expires: 1877-03-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:28
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/20
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) | 1863-03-13 | 1863-09-12 | 1864-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1867-03-13 | 1867-09-12 | 1868-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1871-03-13 | 1871-09-12 | 1872-03-13 | $7700.00 | Window Closed / Lapsed |