US2882006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically actuated valve
Assignee: Febco Inc
•
Filing: 1954-01-18
•
Granted: 1959-04-14
•
Expires: 1974-01-18
Abstract
No abstract record available.
Inventors
- 👤 Charles W Reinecke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:56
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/363
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US412789A
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US430089A
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US817040A
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US967702A
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US1172421A
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US1518942A
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US1898248A
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US1876223A
Cited
US2631606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |