Patent US394604A successfully refreshed from Google Patents.
US394604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
patten
Assignee: —
•
Filing: —
•
Granted: 1888-12-18
•
Expires: 1905-12-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:27
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/001; B25C1/005; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
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) | 1891-12-18 | 1892-06-18 | 1892-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1895-12-18 | 1896-06-18 | 1896-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1899-12-18 | 1900-06-19 | 1900-12-19 | $7700.00 | Window Closed / Lapsed |