US3201666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-rectifying contacts to silicon carbide
Assignee: General Electric Co
•
Filing: 1961-12-18
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Granted: 1965-08-17
•
Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Robert N Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:27
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/80; H01; H01C; H01C1/00; H01C1/14; H10D64/00; H10D64/60; H10D64/62; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10P; H10P10/00; H10P95/00; H10P95/50; H10P95/80; Y; Y10; Y10S; Y10S148/00; Y10S148/107; Y10S148/148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A SEMICONDUCTOR DEVICE COMPRISING: A BODY OF MONOCRYSTALLINE SILICON CARBIDE OF A SELECTED CONDUCTIVELY TYPE; A BASE MEMBER OF A MATERIAL SELECTED FROM A GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, AND ALLOYS THEREBETWEEN; AND, AN INTERMEDIATE LAYER BETWEEN AND IN INTIMATE MECHANICAL AND NON-RECTIFYING ELECTRICAL BROAD AREA CONTACT WITH SAID BODY AND SAID BASE MEMBER, SAID LAYER CONSISTING ESSENTIALLY OF A EUTECTIC ALLOY OF THE MATERIALS OF SAID BODY AND THE MATERIAL OF SAID BASE MEMBER.
Claim 2
Dependent Claim
75 words
A SEMICONDUCTOR DEVICE COMPRISING: A BODY OF MONOCRYSTALLINE SILICON CARBIDE OF A SELECTED CONDUCTIVELY TYPE; A BASE MEMBER OF A MATERIAL SELECTED FROM A GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, AND ALLOYS THEREBETWEEN; AND, AN INTERMEDIATE LAYER BETWEEN AND IN INTIMATE MECHANICAL AND NON-RECTIFYING ELECTRICAL BROAD AREA CONTACT WITH SAID BODY AND SAID BASE MEMBER, SAID LAYER CONSISTING ESSENTIALLY OF A EUTECTIC ALLOY OF THE MATERIALS OF SAID BODY AND THE MATERIAL OF SAID BASE MEMBER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |