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US17675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for
Assignee: —
•
Filing: —
•
Granted: 1857-06-30
•
Expires: 1874-06-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:18
CPC Classifications
B; B04; B04C; B04C7/00; Y; Y10; Y10S; Y10S55/00; Y10S55/37
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) | 1860-06-29 | 1860-12-29 | 1861-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-06-29 | 1864-12-29 | 1865-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-06-29 | 1868-12-29 | 1869-06-30 | $7700.00 | Window Closed / Lapsed |