US3147950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure bar stock valve
Assignee: OHIO INJECTOR CO
•
Filing: 1961-09-18
•
Granted: 1964-09-08
•
Expires: 1981-09-18
Abstract
No abstract record available.
Inventors
- 👤 Bertram J Milleville
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:53
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US529051A
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US1016306A
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US1743413A
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US1654550A
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US1779740A
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US1935329A
Cited
GB489602A
Cited
US2209709A
Cited
US2301176A
Cited
US2418448A
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US2514532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |