US2536651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parallel assembly of amplifiers
Assignee: TESLA SLABONROUDE A RADIOTECHN
•
Filing: 1947-07-15
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Granted: 1951-01-02
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Expires: 1967-07-15
Abstract
No abstract record available.
Inventors
- 👤 Merhaut Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:40
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/22; H03F; H03F1/00; H03F1/34; H03F1/36; H03F1/52; H03F1/54; H03F1/548; H03F3/00; H03F3/20; H03F3/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US380942A
Cited
US2414242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |