US3470481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multichannel communication receiver with automatic sampling and lock in on one channel
Assignee: General Electric Co
•
Filing: 1964-12-01
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Granted: 1969-09-30
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Expires: 1984-12-01
Abstract
No abstract record available.
Inventors
- 👤 Richard T Myers
- 👤 Thomas A Mckee
- 👤 Fred E Spangler
- 👤 Kenneth L Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:49
CPC Classifications
H; H03; H03J; H03J7/00; H03J7/18; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/34; H03G3/344; H03J5/00; H03J5/24; H03J5/246; H04; H04B; H04B7/00; H04B7/02; H04B7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2486551A
Cited
US2669712A
Cited
US2889454A
Cited
US3037114A
Cited
US3189829A
Cited
US3274494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |