US2995144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap action float valve
Assignee: Individual
•
Filing: 1958-08-18
•
Granted: 1961-08-08
•
Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Manning Oscar
- 👤 Winger Stover Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:16
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/30; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7381; Y10T137/74; Y10T137/7439; Y10T137/7446; Y10T137/7449; Y10T137/7465; Y10T137/7472
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |