Patent US1598802A successfully refreshed from Google Patents.
US18595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-plug
Assignee: —
•
Filing: —
•
Granted: 1857-11-10
•
Expires: 1874-11-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:54
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/50; B01L3/502; B01L3/5025; F; F16; F16K; F16K49/00; F16K49/005; Y; Y10; Y10T; Y10T137/00; Y10T137/5327; Y10T137/5456; Y10T137/5474; Y10T137/6416; Y10T137/6443
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) | 1860-11-09 | 1861-05-11 | 1861-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-11-09 | 1865-05-11 | 1865-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-11-09 | 1869-05-11 | 1869-11-10 | $7700.00 | Window Closed / Lapsed |