Patent US27881A successfully refreshed from Google Patents.
US27881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding carriage-seat
Assignee: —
•
Filing: —
•
Granted: 1860-04-17
•
Expires: 1877-04-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:49
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/06; B60N2/07; B60N2/0702; B60N2/0715; Y; Y10; Y10S; Y10S425/00; Y10S425/048
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) | 1863-04-17 | 1863-10-17 | 1864-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1867-04-17 | 1867-10-17 | 1868-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1871-04-17 | 1871-10-17 | 1872-04-17 | $7700.00 | Window Closed / Lapsed |