Patent US2546837A successfully refreshed from Google Patents.
US2546837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paralleled amplifier circuits
Assignee: RCA Corp
•
Filing: 1947-08-21
•
Granted: 1951-03-27
•
Expires: 1967-08-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Stiles C Stribling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:20
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/54
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2136448A
Cited
US2101438A
Cited
US2312510A
Cited
US2243214A
Cited
US2299366A
Cited
US2340352A
Cited
US2429755A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |