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US3514711A
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Amplifier circuit including a lossless transmission line
Assignee: Telefonaktiebolaget LM Ericsson AB
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Filing: 1969-05-05
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Granted: 1970-05-26
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Expires: 1989-05-05
Abstract
No abstract record available.
Inventors
- 👤 Tore Torstensson Fjallbrant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:20
CPC Classifications
H; H03; H03F; H03F1/00; H03F1/34; H03F3/00; H03F3/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2817822A
Cited
US3204048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |