Patent US5123908A successfully refreshed from Google Patents.
US2665879A
Expired / Lapsed
US
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Control valve for fire hose lines
Assignee: Fyr Fyter Co
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Filing: 1951-11-13
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Granted: 1954-01-12
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Expires: 1971-11-13
Abstract
No abstract record available.
Inventors
- 👤 Earl J Housekeeper
- 👤 Rutherford H Hunter
- 👤 Carl J Braun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:26
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/16; F16K5/162; F16K5/06; F16K5/0647
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US115904A
Cited
US2346892A
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US1395678A
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US1451944A
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US1435403A
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US1743685A
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US2006791A
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US1973418A
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US2167171A
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US2191232A
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US2251560A
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US2558260A
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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) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |