Patent US756582A successfully refreshed from Google Patents.
US756582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve.
Assignee: AUTOMATIC VALVE Co
•
Filing: 1902-11-22
•
Granted: 1904-04-05
•
Expires: 1922-11-22
Abstract
No abstract record available.
Inventors
- 👤 Manley J Chaplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:56
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/22; F16L37/23
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) | 1907-04-05 | 1907-10-05 | 1908-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-04-05 | 1911-10-05 | 1912-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-04-05 | 1915-10-05 | 1916-04-05 | $7700.00 | Window Closed / Lapsed |