US2460160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-low impedance electron tube detector
Assignee: RCA Corp
•
Filing: 1945-11-29
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Granted: 1949-01-25
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Expires: 1965-11-29
Abstract
No abstract record available.
Inventors
- 👤 Hubert H Wittenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:24
CPC Classifications
B; B61; B61L; B61L23/00; B61L23/08; B61L23/14; B61L23/16; B61L23/166
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2280822A
Cited
US2369081A
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US2308752A
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US2297119A
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US2369678A
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US2334537A
Cited
US2412314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |