Patent US517175A successfully refreshed from Google Patents.
Patent US885254A successfully refreshed from Google Patents.
Patent US550584A successfully refreshed from Google Patents.
Patent FR765452A successfully refreshed from Google Patents.
Patent US279585A successfully refreshed from Google Patents.
US279585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Daniel d
Assignee: —
•
Filing: —
•
Granted: 1883-06-19
•
Expires: 1900-06-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:13
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49947; Y10T29/49954; Y10T29/49956
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1886-06-18 | 1886-12-18 | 1887-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1890-06-18 | 1890-12-18 | 1891-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1894-06-18 | 1894-12-18 | 1895-06-19 | $7700.00 | Window Closed / Lapsed |