US327875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: —
•
Filing: —
•
Granted: 1885-10-06
•
Expires: 1902-10-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:09
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/03; F16K15/034; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7903
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) | 1888-10-05 | 1889-04-06 | 1889-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1892-10-05 | 1893-04-06 | 1893-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1896-10-05 | 1897-04-06 | 1897-10-06 | $7700.00 | Window Closed / Lapsed |