US2645449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Faucet with pressure sealed expanding washer valve seat
Assignee: ELJER Co
•
Filing: 1948-04-28
•
Granted: 1953-07-14
•
Expires: 1968-04-28
Abstract
No abstract record available.
Inventors
- 👤 David E Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:29
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/46; F16K1/465; F16K3/00; F16K3/22; F16K3/24; F16K3/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1551683A
Cited
US1570568A
Cited
GB303091A
Cited
GB298852A
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US1919856A
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GB367489A
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US1957567A
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US2046030A
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US2089848A
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US2087185A
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US2388710A
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US2322139A
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US2360733A
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US2420589A
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US2391582A
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US2485092A
Cited
US2434262A
Cited
US2574054A
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US2509656A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |