Patent US563867A successfully refreshed from Google Patents.
Patent US3410518A successfully refreshed from Google Patents.
US3410518A
Expired / Lapsed
US
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Fluid motor operated valve with manually adjustable cylinder
Assignee: Aquamation Inc
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Filing: 1966-05-11
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Granted: 1968-11-12
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Expires: 1986-05-11
Abstract
No abstract record available.
Inventors
- 👤 Paul W Carsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:18
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/363
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US845063A
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US981313A
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US1172421A
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US1646640A
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US2010088A
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US2697581A
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US2694545A
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US2934307A
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US3315696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |