Patent FR1086062A successfully refreshed from Google Patents.
US2808275A
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US
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Suction coupling with fluid pressure actuated seal
Assignee: W R AMES CO
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Filing: 1954-09-27
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Granted: 1957-10-01
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Expires: 1974-09-27
Abstract
No abstract record available.
Inventors
- 👤 Roger M Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:16
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/02; F16L27/04; F16L27/06; F16L27/067; F16L17/00; F16L17/02; F16L17/03; F16L17/035; F16L37/00; F16L37/50; F16L37/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2165052A
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US2470883A
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US2587794A
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US2688506A
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US2638362A
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US2687229A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |