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US3474262A
Expired / Lapsed
US
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N-state control circuit
Assignee: Unisys Corp
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Filing: 1966-03-30
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Granted: 1969-10-21
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Expires: 1986-03-30
Abstract
No abstract record available.
Inventors
- 👤 George E Turcotte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:35
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; H; H03; H03K; H03K23/00; H03K23/002; H03K5/00; H03K5/15; H03K5/15013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3012155A
Cited
US3079513A
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US3178590A
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US3304436A
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US3275848A
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US3272993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |