Patent US3267338A successfully refreshed from Google Patents.
US3267338A
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Integrated circuit process and structure
Assignee: International Business Machines Corp
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Filing: 1961-04-20
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Granted: 1966-08-16
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Expires: 1981-04-20
Abstract
No abstract record available.
Inventors
- 👤 John C Marinace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:02
CPC Classifications
H; H10; H10D; H10D84/00; H10D84/201; H10D84/204; H10D99/00; H10P; H10P10/00; H10P10/12; H10P95/00; Y; Y10; Y10S; Y10S438/00; Y10S438/905; Y10S438/933; Y10S438/979
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A COMPOSITE SEMICONDUCTOR CRYSTALLINE STRUCTURE COMPRISING A SEMICONDUCTOR BODY HAVING A SURFACE DEFINED BY AT LEAST TWO CONTIGUOUS REGIONS, A FIRST REGION CONSTITUTED OF A FIRST SEMICONDUCTOR MATERIAL, A SECOND REGION CONSTITUTED OF A SECOND, DIFFERENT, SEMICONDUCTOR MATERIAL; AND A QUANTITY OF SEMICONDUCTOR MATERIAL OVERLAYING PORTIONS OF SAID AT LEAST TWO REGIONS AT SAID SURFACE SO AS TO FORM A RECTIFYING CONNECTION TO AT LEAST ONE OF SAID REGIONS.
Claim 2
Dependent Claim
69 words
A COMPOSITE SEMICONDUCTOR CRYSTALLINE STRUCTURE COMPRISING A SEMICONDUCTOR BODY HAVING A SURFACE DEFINED BY AT LEAST TWO CONTIGUOUS REGIONS, A FIRST REGION CONSTITUTED OF A FIRST SEMICONDUCTOR MATERIAL, A SECOND REGION CONSTITUTED OF A SECOND, DIFFERENT, SEMICONDUCTOR MATERIAL; AND A QUANTITY OF SEMICONDUCTOR MATERIAL OVERLAYING PORTIONS OF SAID AT LEAST TWO REGIONS AT SAID SURFACE SO AS TO FORM A RECTIFYING CONNECTION TO AT LEAST ONE OF SAID REGIONS.
References Cited (Backward Citations)
US2770761A
Cited
US2802760A
Cited
US3111611A
Cited
US3008089A
Cited
US3057762A
Cited
FR1193194A
Cited
US3004196A
Cited
US3104991A
Cited
US3102828A
Cited
US3072507A
Cited
US3176147A
Cited
US3041508A
Cited
US3119072A
Cited
US2985804A
Cited
US3070762A
Cited
US3054070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |