US3290758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hybrid solid state device
Assignee: —
•
Filing: —
•
Granted: 1966-12-13
•
Expires: 1983-12-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:11
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/041; H01F41/046; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A PROCESS FOR CONSTRUCTING A MICRO MAGNETIC CORE INDUCTOR WINDING COMPRISING: DIFFUSING A SERIES OF SPACED CONDUCTORS INTO A SEMI-CONDUCTING SUBSTRATE, FORMING A THIN LAYER OF MAGNETIC MATERIAL ON SUCH SUBSTRATE AND OVER SAID DIFFUSED CONDUCTORS IN ELECTRICALLY INSULATED RELATIONSHIP TO SAID DIFFUSED CONDUCTORS, AND FORMING A SERIES OF THIN CONDUCTORS OVER SAID MAGNETIC LAYER IN ELECTRICALLY INSULATED RELATIONSHIP TO SAID MAGNETIC LAYER AND ELECTRICALLY INTERCONNECTING SAID DIFFUSED CONDUCTORS AND SAID THIN CONDUCTORS, SAID THIN CONDUCTORS BEING APPLIED IN SUCH ALIGNMENT WITH SAID DIFFUSED CONDUCTORS AS TO FORM WITH THEM AT LEAST ONE CONTINUOUS ELECTRICAL PATH ENCIRCLING THE MAGNETIC LAYER.
Claim 2
Dependent Claim
100 words
A PROCESS FOR CONSTRUCTING A MICRO MAGNETIC CORE INDUCTOR WINDING COMPRISING: DIFFUSING A SERIES OF SPACED CONDUCTORS INTO A SEMI-CONDUCTING SUBSTRATE, FORMING A THIN LAYER OF MAGNETIC MATERIAL ON SUCH SUBSTRATE AND OVER SAID DIFFUSED CONDUCTORS IN ELECTRICALLY INSULATED RELATIONSHIP TO SAID DIFFUSED CONDUCTORS, AND FORMING A SERIES OF THIN CONDUCTORS OVER SAID MAGNETIC LAYER IN ELECTRICALLY INSULATED RELATIONSHIP TO SAID MAGNETIC LAYER AND ELECTRICALLY INTERCONNECTING SAID DIFFUSED CONDUCTORS AND SAID THIN CONDUCTORS, SAID THIN CONDUCTORS BEING APPLIED IN SUCH ALIGNMENT WITH SAID DIFFUSED CONDUCTORS AS TO FORM WITH THEM AT LEAST ONE CONTINUOUS ELECTRICAL PATH ENCIRCLING THE MAGNETIC LAYER.
References Cited (Backward Citations)
US3080541A
Cited
US2586320A
Cited
US3011247A
Cited
US3138743A
Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |