Patent US2961584A successfully refreshed from Google Patents.
US2961584A
Expired / Lapsed
US
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Magnetic core package
Assignee: Unisys Corp
•
Filing: 1956-06-08
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Granted: 1960-11-22
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Expires: 1976-06-08
Abstract
No abstract record available.
Inventors
- 👤 Oscar W Banik
- 👤 John R Carpenter
- 👤 Herbert J Hampel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:24
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1938410A
Cited
US1718993A
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US2226745A
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US2474988A
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US2693584A
Cited
US2707272A
Cited
US2823371A
Cited
US2825037A
Cited
US2823360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |