US3560277A
Expired / Lapsed
US
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Process for making semiconductor bodies having power connections internal thereto
Assignee: International Business Machines Corp
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Filing: 1968-01-15
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Granted: 1971-02-02
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Expires: 1988-01-15
Abstract
Abstract A PROCESS FOR MAKING SEMICONDUCTOR BODIES, SAID BODIES HAVING POWER CONNECTIONS AND DECOUPLING MEANS INTERNAL THERETO, SAID CONNECTIONS CONPRISING DIFFUSED LOW RESISTANCE SEMICONDUCTOR REGIONS, WHEREIN SAID PROCESS COMPRISES THE STEPS OF FORMING THE LOW RESISTANCE REGIONS AND THE DECOUPLING MEANS BY A SERIES OF DIFFUSIONS INCLUDING CONTROLLED OUT-DIFFUSIONS.
Inventors
- 👤 Robert H F Lloyd
- 👤 Stanley P Davis
- 👤 Charles Frank Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:51
CPC Classifications
H; H10; H10D; H10D84/00; H10D84/01; H10D84/0112; H10D84/02; H10D84/03; H10D84/038; H10D89/00; H10D89/211; H10D89/311; Y; Y10; Y10S; Y10S148/00; Y10S148/037; Y10S148/085; Y10S148/151; Y10S438/00; Y10S438/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |