US2783019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve with non-chattering solenoid pilot valve control
Assignee: Alco Valve Co
•
Filing: 1953-01-21
•
Granted: 1957-02-26
•
Expires: 1973-01-21
Abstract
No abstract record available.
Inventors
- 👤 Lyle S Houghton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:06
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/40; F16K31/406
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US926389A
Cited
US1885846A
Cited
US2204808A
Cited
US2212486A
Cited
US2398775A
Cited
US2575272A
Cited
US2619121A
Cited
US2654393A
Cited
US2622618A
Cited
FR1012005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |