US2250596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Receiver output control circuit
Assignee: RCA Corp
•
Filing: 1939-07-21
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Granted: 1941-07-29
•
Expires: 1959-07-21
Abstract
No abstract record available.
Inventors
- 👤 Mountjoy Garrard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:52
CPC Classifications
H; H03; H03G; H03G7/00; H03G7/02; H03G9/00; H03G9/02; H03G9/04; H03G9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-07-28 | 1945-01-27 | 1945-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-28 | 1949-01-27 | 1949-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-28 | 1953-01-27 | 1953-07-29 | $7700.00 | Window Closed / Lapsed |