Patent US3825897A successfully refreshed from Google Patents.
Patent US380940A successfully refreshed from Google Patents.
US380940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lotjis schtjtte
Assignee: —
•
Filing: —
•
Granted: 1888-04-10
•
Expires: 1905-04-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:50
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/03; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7854; Y10T137/7857
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) | 1891-04-10 | 1891-10-10 | 1892-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1895-04-10 | 1895-10-10 | 1896-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1899-04-10 | 1899-10-10 | 1900-04-11 | $7700.00 | Window Closed / Lapsed |