Patent US3479593A successfully refreshed from Google Patents.
US3479593A
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Current meter employing a logarithmic amplifier having compensation for two components of temperature induced error
Assignee: Studsvik Energiteknik AB
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Filing: 1966-02-17
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Granted: 1969-11-18
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Expires: 1986-02-17
Abstract
No abstract record available.
Inventors
- 👤 Erik Dissing
- 👤 Anders Gustaf Lyden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:41
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/17; G01T1/18; G06; G06G; G06G7/00; G06G7/12; G06G7/24; H; H03; H03F; H03F1/00; H03F1/34; H03G; H03G7/00; H03G7/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2863955A
Cited
US2999169A
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US3153203A
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US3273060A
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US3307101A
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US3237028A
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US3320532A
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US3361975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |