Patent US3026482A successfully refreshed from Google Patents.
US3026482A
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US
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Detector for recognizing either of two signals, each consisting of individual cyclicfrequency deviation of a carrier
Assignee: Westinghouse Electric Corp
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Filing: 1957-12-09
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Granted: 1962-03-20
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Expires: 1977-12-09
Abstract
No abstract record available.
Inventors
- 👤 Richard F J Filipowsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:53
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/10; H04L27/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2463402A
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US2503371A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |