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Solid state epitaxial growth of silicon by migration from a silicon-aluminum alloy deposit

Assignee: International Business Machines Corp
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Filing: 1965-10-21
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Granted: 1968-11-26
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Expires: 1985-10-21
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Abstract

No abstract record available.

Inventors

  • 👤 Lubertus L Kuiper

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 19:40
CPC Classifications
H; H10; H10P; H10P95/00; C; C30; C30B; C30B1/00; C30B1/02; C30B19/00; C30B19/02; C30B29/00; C30B29/02; C30B29/06; H10D; H10D99/00; H10P14/00; H10P14/20; H10P14/29; H10P14/2901; H10P14/2902; H10P14/2905; H10P14/32; H10P14/3202; H10P14/3241; H10P14/34; H10P14/3402; H10P14/3404; H10P14/3411; Y; Y10; Y10S; Y10S148/00; Y10S148/003; Y10S148/026; Y10S148/142; Y10S148/154; Y10S148/166; Y10S148/17

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 59 words
A METHOD OF GROWING A THIN, EPITAXIAL SILICON LAYER UPON A SILICON SUBSTRATE, SAID METHOD COMPRISING DEPOSITING AN ALLOY OF SILICON AND ALUMINUM UPON SAID SUBSTRATE, AND MAINTAINING SAID ALLOY AND SAID SUBSTRATE AT TEMPERATURE BELOW THE EUTECTIC TEMPERATURE OF THE ALLOY TO CAUSE THE GROWTH OF AN EPITAXIAL LAYER AT THE INTERFACE BETWEEN THE ALLOY AND SAID SUBSTRATE.
Claim 2
Independent Claim 59 words
A METHOD OF GROWING A THIN, EPITAXIAL SILICON LAYER UPON A SILICON SUBSTRATE, SAID METHOD COMPRISING DEPOSITING AN ALLOY OF SILICON AND ALUMINUM UPON SAID SUBSTRATE, AND MAINTAINING SAID ALLOY AND SAID SUBSTRATE AT TEMPERATURE BELOW THE EUTECTIC TEMPERATURE OF THE ALLOY TO CAUSE THE GROWTH OF AN EPITAXIAL LAYER AT THE INTERFACE BETWEEN THE ALLOY AND SAID SUBSTRATE.

References Cited (Backward Citations)

US2877147A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-11-26 1972-05-27 1972-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-11-26 1976-05-27 1976-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-11-26 1980-05-27 1980-11-26 $7700.00 Window Closed / Lapsed

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