US3061814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Error detection in pseudo-ternary pulse trains
Assignee: AT&T Inc
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Filing: 1960-12-29
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Granted: 1962-10-30
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Expires: 1980-12-29
Abstract
No abstract record available.
Inventors
- 👤 Theodore V Crater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:12
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/24; H04L1/245; H04L1/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2700696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |