US3390283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regenerative repeater for biternary coded eletric pulses
Assignee: Lignes Telegraphiques et Telephoniques LTT SA
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Filing: 1965-05-26
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Granted: 1968-06-25
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Expires: 1985-05-26
Abstract
No abstract record available.
Inventors
- 👤 Hannigsberg Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:55
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/02; H04L25/0264; H04L25/0266; H04L25/0268; H03; H03K; H03K5/00; H03K5/01; H03K5/02; H04L25/20; H04L25/24; H04L25/242
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) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |