US2956217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor devices and methods of making them
Assignee: RCA Corp
•
Filing: 1958-11-20
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Granted: 1960-10-11
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Expires: 1978-11-20
Abstract
No abstract record available.
Inventors
- 👤 Meyerhofer Dietrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:28
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/80; H10D62/85; H10D62/854; H10D62/83; H10D62/834; H10D64/00; H10D64/60; H10P; H10P95/00; H10P95/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A CIRCUIT ELEMENT COMPRISING A BODY OF A P-CONDUCTIVITY TYPE SEMICONDUCTIVE III-V COMPOUND, SAID ELEMENT HAVING AT LEAST ONE RECTIFYING ELECTRODE FUSED TO SAID BODY SAID ELECTRODE COMPRISING A MEMBER OF THE GROUP CONSISTING OF TIN TELLURIDE AND MIXTURES OF TIN TELLURIDE WITH TIN.
Claim 2
Dependent Claim
44 words
A CIRCUIT ELEMENT COMPRISING A BODY OF A P-CONDUCTIVITY TYPE SEMICONDUCTIVE III-V COMPOUND, SAID ELEMENT HAVING AT LEAST ONE RECTIFYING ELECTRODE FUSED TO SAID BODY SAID ELECTRODE COMPRISING A MEMBER OF THE GROUP CONSISTING OF TIN TELLURIDE AND MIXTURES OF TIN TELLURIDE WITH TIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |