Patent US17911A successfully refreshed from Google Patents.
US17911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lewis white
Assignee: —
•
Filing: —
•
Granted: 1857-07-28
•
Expires: 1874-07-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:36
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/56; E06B9/80; E06B9/82; E06B9/90; Y; Y10; Y10S; Y10S16/00; Y10S16/16
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) | 1860-07-27 | 1861-01-26 | 1861-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-07-27 | 1865-01-26 | 1865-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-07-27 | 1869-01-26 | 1869-07-28 | $7700.00 | Window Closed / Lapsed |