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Patent US2648766A successfully refreshed from Google Patents.
US2648766A
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US
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Pulse width discriminator
Assignee: RCA Corp
•
Filing: 1950-04-19
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Granted: 1953-08-11
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Expires: 1970-04-19
Abstract
No abstract record available.
Inventors
- 👤 Eberhard Everett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:51
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/04; H04N5/08; H04N5/10; G; G01; G01R; G01R29/00; G01R29/02; G01R29/027; G01R29/0273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2418127A
Cited
US2468058A
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US2493648A
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US2437313A
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US2484352A
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US2556074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |