US3573127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stress sensitivity reduction of magnetostrictive film elements
Assignee: Unisys Corp
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Filing: 1967-07-28
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Granted: 1971-03-30
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Expires: 1987-07-28
Abstract
Abstract THE STRESS SENSITIVITY REDUCTION OF THIN FERROMAGNETIC FILM MEMORY ELEMENTS HAVING MANGETOSTRICTION BY LOCATING THE MEMORY ELEMENTS IN THE NEUTRAL STRESS SURFACE OF A SANDWICHED PLANAR STRUCTURE.
Inventors
- 👤 Marvin R Root
- 👤 Charles H Tolman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:43
CPC Classifications
H; H01; H01F; H01F10/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-29 | 1974-09-28 | 1975-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-29 | 1978-09-28 | 1979-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-29 | 1982-09-28 | 1983-03-30 | $7700.00 | Window Closed / Lapsed |