US3417375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuitry for rotating fields of data in a digital computer
Assignee: Unisys Corp
•
Filing: 1966-03-25
•
Granted: 1968-12-17
•
Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Roger E Packard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:46
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/30003; G06F9/30007; G06F9/30032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2978679A
Cited
US3228005A
Cited
US3226693A
Cited
US3319226A
Cited
US3311896A
Cited
US3374468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |