Patent US2531562A successfully refreshed from Google Patents.
US3012230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Computer format control buffer
Assignee: Electronic Engineering Company of California
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Filing: 1957-09-30
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Granted: 1961-12-05
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Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Theodore A Galas
- 👤 Charles R Sublett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:26
CPC Classifications
G; G06; G06F; G06F5/00; G06F5/06; G06F5/10; G06F5/12; G11; G11B; G11B20/00; G11B20/10; G11B20/12; G11B20/1201; G11B20/1202; G11B20/1205; G06F2205/00; G06F2205/12; G06F2205/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2702380A
Cited
US2708267A
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US2850234A
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US2814676A
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US2907004A
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US2960683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |