US2268960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control valve and electromagnetic operator therefor
Assignee: Individual
•
Filing: 1940-04-15
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Granted: 1942-01-06
•
Expires: 1960-04-15
Abstract
No abstract record available.
Inventors
- 👤 William A Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:21
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0675; F16K31/0679; F23; F23N; F23N5/00; F23N5/02; F23N5/10; F23N5/105; F23Q; F23Q9/00; F23Q9/08; F23Q9/12; F23Q9/14; F23N1/00; F23N2225/00; F23N2225/08; F23N2225/12; F23N2227/00; F23N2227/22; F23N2235/00; F23N2235/12; F23N2235/14; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/1987
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) | 1945-01-05 | 1945-07-07 | 1946-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-01-05 | 1949-07-07 | 1950-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-01-05 | 1953-07-07 | 1954-01-06 | $7700.00 | Window Closed / Lapsed |