Patent US2545214A successfully refreshed from Google Patents.
US2817799A
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Semi-conductor devices employing cadmium telluride
Assignee: RCA Corp
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Filing: 1953-11-25
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Granted: 1957-12-24
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Expires: 1973-11-25
Abstract
No abstract record available.
Inventors
- 👤 Dietrich A Jenny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:58
CPC Classifications
H; H10; H10P; H10P95/00; C; C30; C30B; C30B11/00; C30B29/00; C30B29/10; C30B29/46; C30B29/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A SEMI-CONDUCTOR DEVICE COMPRISING A BODY OF SEMICONDUCTIVE CADMIUM TELLURIDE HAVING A P-TYPE SEMI-CON DUCTIVE REGION THE CONDUCTIVITY OF SAID REGION BEING PRIMARILY DETERMINED BY THE PRESENCE IN SAID REGION OF TRACE AMOUNTS OF UMPLURITY CENTERS CONISTING OF ATOMS OF AT LEAST ONE ELEMENT SELECTED FROM THE IA AND VA
Claim 2
Dependent Claim
50 words
A SEMI-CONDUCTOR DEVICE COMPRISING A BODY OF SEMICONDUCTIVE CADMIUM TELLURIDE HAVING A P-TYPE SEMI-CON DUCTIVE REGION THE CONDUCTIVITY OF SAID REGION BEING PRIMARILY DETERMINED BY THE PRESENCE IN SAID REGION OF TRACE AMOUNTS OF UMPLURITY CENTERS CONISTING OF ATOMS OF AT LEAST ONE ELEMENT SELECTED FROM THE IA AND VA
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2697052A
Cited
US2743199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |