Patent US526177A successfully refreshed from Google Patents.
US526177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: —
•
Filing: —
•
Granted: 1894-09-18
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Expires: 1911-09-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:14
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/18; F16K17/19; F16K17/196; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7772; Y10T137/7774; Y10T137/7775; Y10T137/7777; Y10T137/7837; Y10T137/7876; Y10T137/8593; Y10T137/86292; Y10T137/86324
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) | 1897-09-17 | 1898-03-19 | 1898-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-09-18 | 1902-03-20 | 1902-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-09-18 | 1906-03-20 | 1906-09-19 | $7700.00 | Window Closed / Lapsed |