US3255393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal to semiconductor rectifying junction
Assignee: Tektronix Inc
•
Filing: 1961-12-04
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Granted: 1966-06-07
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Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 Iv Thomas B Hutchins
- 👤 George C Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:52
CPC Classifications
H; H10; H10P; H10P95/00; H01; H01B; H01B1/00; H01B1/20; H01B1/22; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A SEMICONDUCTOR DEVICE HAVING A LARGE AREA CONDUCTOR-TO-SEMICONDUCTOR RECTIFYING JUNCTION, COMPRISING; A BODY OF SEMICONDUCTOR MATERIAL CONTAINING CURRENT CARRIER DOPING IMPURITIES; AND MEANS FOR SUPORTING AND CONTAINNG A PLURALITY OF CONDUCTOR PARTICLES WITH AT LEAST SOME OF SAID PARTICLE IN CONTACT WITH SAID BODY TO FORM A CONDUCTOR-TO-SEMICONDUCTOR RECTIFYING JUNCTION WITH SAID BODY, SAID JUNCTIO HAVING A LARGE AREA APPROXIMATELY EQUAL TO A CROSS SECTION OF SAID BODY OF SEMICONDUCTOR MATERIAL PARALLEL TO SAID JUNCTION TO PROVIDE A HIGH CURRENT CONDUTING CAPABILITY.
Claim 2
Dependent Claim
82 words
A SEMICONDUCTOR DEVICE HAVING A LARGE AREA CONDUCTOR-TO-SEMICONDUCTOR RECTIFYING JUNCTION, COMPRISING; A BODY OF SEMICONDUCTOR MATERIAL CONTAINING CURRENT CARRIER DOPING IMPURITIES; AND MEANS FOR SUPORTING AND CONTAINNG A PLURALITY OF CONDUCTOR PARTICLES WITH AT LEAST SOME OF SAID PARTICLE IN CONTACT WITH SAID BODY TO FORM A CONDUCTOR-TO-SEMICONDUCTOR RECTIFYING JUNCTION WITH SAID BODY, SAID JUNCTIO HAVING A LARGE AREA APPROXIMATELY EQUAL TO A CROSS SECTION OF SAID BODY OF SEMICONDUCTOR MATERIAL PARALLEL TO SAID JUNCTION TO PROVIDE A HIGH CURRENT CONDUTING CAPABILITY.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |