Patent US2763460A successfully refreshed from Google Patents.
US2763460A
Expired / Lapsed
US
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Full flow valve having a retractable and swinging plunger
Assignee: Individual
•
Filing: 1953-01-28
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Granted: 1956-09-18
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Expires: 1973-01-28
Abstract
No abstract record available.
Inventors
- 👤 Ernest E Epler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:56
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/52; F16K31/524; F16K31/52408; F16K31/52441; F16K1/00; F16K1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US245731A
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US1320433A
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US1324351A
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US673925A
Cited
US1233659A
Cited
US1888615A
Cited
US1789340A
Cited
US1927855A
Cited
GB372921A
Cited
US1985449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |