Patent US3480945A successfully refreshed from Google Patents.
US3480945A
Expired / Lapsed
US
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Manually operable format control unit for the real-time operation of a data processing system
Assignee: Unisys Corp
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Filing: 1966-12-16
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Granted: 1969-11-25
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Expires: 1986-12-16
Abstract
No abstract record available.
Inventors
- 👤 Hilding E Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:48
CPC Classifications
G; G08; G08B; G08B5/00; G08B5/22; G08B5/221; G06; G06F; G06F3/00; G06F3/01; G06F3/02; G06F3/0227; G06F3/048; G06F3/0487; G06F3/0489; H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3093817A
Cited
US3187321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |