Patent US174525A successfully refreshed from Google Patents.
Patent US3086892A successfully refreshed from Google Patents.
US3086892A
Expired / Lapsed
US
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Semiconductor devices and method of making same
Assignee: RCA Corp
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Filing: 1960-09-27
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Granted: 1963-04-23
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Expires: 1980-09-27
Abstract
No abstract record available.
Inventors
- 👤 Richard L Huntington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:45
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/60; H10P14/69; H10P14/692; H10P14/6921; H10P14/69215; H10P14/63; H10P14/6326; H10P14/6342; H10P14/66; H10P14/668; H10P14/6681; H10P14/6684; H10P14/6686; H10P95/00; H10W; H10W74/00; H10W74/40; Y; Y10; Y10S; Y10S148/00; Y10S148/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF FABRICATING A RECTIFYING BARRIER IN A SEMICONDUCTOR WAFER OF A GIVEN CONDUCTIVITY TYPE COMPRISING THE STEPS OF PREPARING A PELLET OF ELECTRODE MATERIAL CAPABLE OF IMPARTING TO SAID WAFER CONDUCTIVITY OF THE OPPOSITE TYPE, COATING SAID WAFER AND SAID PELLET WITH A THIN FILM OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF SILOXANES AND SILICONES, AND ALLOYING SAID PELLET INTO SAID WAFER AT A TEMPERATURE SUFFICIENT TO DECOMPOSE SAID FILM.
Claim 2
Independent Claim
74 words
THE METHOD OF FABRICATING A RECTIFYING BARRIER IN A SEMICONDUCTOR WAFER OF A GIVEN CONDUCTIVITY TYPE COMPRISING THE STEPS OF PREPARING A PELLET OF ELECTRODE MATERIAL CAPABLE OF IMPARTING TO SAID WAFER CONDUCTIVITY OF THE OPPOSITE TYPE, COATING SAID WAFER AND SAID PELLET WITH A THIN FILM OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF SILOXANES AND SILICONES, AND ALLOYING SAID PELLET INTO SAID WAFER AT A TEMPERATURE SUFFICIENT TO DECOMPOSE SAID FILM.
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |