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US3373404A
Expired / Lapsed
US
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Error-correcting method and apparatus
Assignee: GUSTAVE SOLOMON
•
Filing: 1964-11-10
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Granted: 1968-03-12
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 James E Webb
- 👤 Administration Space
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:57
CPC Classifications
H; H03; H03M; H03M13/00; H03M13/03; H03M13/05; H03M13/13; H03M13/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3078443A
Cited
US3155818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |