Patent US2969514A successfully refreshed from Google Patents.
US2969514A
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Differential transducer
Assignee: Consolidated Electrodynamics Corp
•
Filing: 1957-07-01
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Granted: 1961-01-24
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Expires: 1977-07-01
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:07
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0041; G01L9/0051; G01L9/006; G01L9/0061; G01L13/00; G01L13/02; G01L13/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2060316A
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US2680376A
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US2600701A
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US2764658A
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US2721919A
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US2807167A
Cited
US5845514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |