Patent US2928053A successfully refreshed from Google Patents.
US2928053A
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Apparatus for the binary digital coding of electric signals
Assignee: KDDI Corp
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Filing: 1956-07-17
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Granted: 1960-03-08
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Expires: 1976-07-17
Abstract
No abstract record available.
Inventors
- 👤 Kiyasu Zen Iti
- 👤 Uno Hidero
- 👤 Oshima Shintaro
- 👤 Enomoto Hajime
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:57
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/18; H04L27/20; H04L27/2032; H04L27/2035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1652092A
Cited
US1898366A
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US1797746A
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US1964522A
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US1978818A
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US2523222A
Cited
US2572958A
Cited
US2793360A
Cited
US2815488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |