US2540512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interference reducing impulse amplitude detector
Assignee: RCA Corp
•
Filing: 1946-07-27
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Granted: 1951-02-06
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Expires: 1966-07-27
Abstract
No abstract record available.
Inventors
- 👤 Murray G Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:01
CPC Classifications
H; H03; H03G; H03G11/00; H03G11/004; H03K; H03K9/00; H03K9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2103847A
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US2024614A
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US2276565A
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US2412994A
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US2418127A
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US2397840A
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US2394544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |