US3301951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-blocking keyed automatic gain control system
Assignee: General Electric Co
•
Filing: 1963-11-18
•
Granted: 1967-01-31
•
Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 John G Humphrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:52
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/44; H04N5/50; H04N5/505; H04N5/52; H04N5/53
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2885473A
Cited
US2889400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |