US3140998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixed-crystal semiconductor devices
Assignee: Siemens Schuckertwerke AG
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Filing: 1959-11-30
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Granted: 1964-07-14
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Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Folberth Otto Gert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:09
CPC Classifications
C; C30; C30B; C30B15/00; C30B29/00; C30B29/10; C30B29/46; H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852; H10N10/853; H10P; H10P95/00; Y; Y10; Y10S; Y10S420/00; Y10S420/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A SEMICONDUCTOR DEVICE COMPRISING A SEMICONDUCTOR BODY CONSISTING OF A MIXED-CRYSTAL OF THE FORMULA (CDX/2IN1-XSNX/2)AS, WHEREIN 0.001<X<1.
Claim 2
Dependent Claim
17 words
A SEMICONDUCTOR DEVICE COMPRISING A SEMICONDUCTOR BODY CONSISTING OF A MIXED-CRYSTAL OF THE FORMULA (CDX/2IN1-XSNX/2)AS, WHEREIN 0.001<X<1.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |