Patent US2476992A successfully refreshed from Google Patents.
US2476992A
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Method and means for determining transmission line attenuation
Assignee: Individual
•
Filing: 1944-06-20
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Granted: 1949-07-26
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Expires: 1964-06-20
Abstract
No abstract record available.
Inventors
- 👤 John M Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:28
CPC Classifications
G; G01; G01R; G01R27/00; G01R27/28; G01R27/32; G01R27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1895111A
Cited
US1816958A
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US1831921A
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US1920456A
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US2115377A
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US2380791A
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US2374652A
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US2419613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |