Patent US2706286A successfully refreshed from Google Patents.
US2706286A
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US
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Fault locating and indicating system
Assignee: RCA Corp
•
Filing: 1951-09-04
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Granted: 1955-04-12
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Expires: 1971-09-04
Abstract
No abstract record available.
Inventors
- 👤 Benjamin F Wheeler
- 👤 Robert J Norton
- 👤 John A Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:42
CPC Classifications
H; H04; H04B; H04B17/00; H04B17/40; H04B17/401; H04B17/406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1844648A
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US2146576A
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US2168460A
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US2289517A
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US2567226A
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US2337441A
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US2424571A
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US2460789A
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US2543869A
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US2524861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |