US2731023A
Expired / Lapsed
US
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Bias adjusting apparatus for fluid pressure control
Assignee: Elsag Bailey Inc
•
Filing: 1951-10-25
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Granted: 1956-01-17
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Expires: 1971-10-25
Abstract
No abstract record available.
Inventors
- 👤 Panich Michael
- 👤 Jack F Shannon
- 👤 Paul S Dickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:28
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/44; G05B11/48; G05B11/50; Y; Y10; Y10S; Y10S137/00; Y10S137/90; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1959889A
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US2202286A
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US2202485A
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US2409871A
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US2284795A
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US2369887A
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US2405979A
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US2529254A
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US2588799A
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US2484000A
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US2594136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |