US3084079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of semiconductor devices
Assignee: Pacific Semiconductors Inc
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Filing: 1960-10-13
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Granted: 1963-04-02
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Expires: 1980-10-13
Abstract
No abstract record available.
Inventors
- 👤 Alan L Harrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:20
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/01; H10D62/80; H10D62/83; H10D62/834; H10P; H10P10/00; H10P32/00; H10P32/10; H10P32/12; H10P32/14; H10P32/1408; H10P32/16; H10P32/17; H10P32/171; H10P95/00; H10P95/50; Y; Y10; Y10S; Y10S252/00; Y10S252/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
THE PROCESS OF TREATING A SEMICONDUCTOR CRYSTAL BODY INCLUDING THE STEPS OF: (1) APPLYING A COATING OF A POLYMERIZABLE ORGANOBORON COMPOUND TO SAID CRYSTAL BODY, SAID ORGANOBORON COMPOUND, WHEN POLYMERIZED, BEING THERMALLY DECOMPOSABLE; (2) POLYMERIZING SAID COATING; AND (3) HEATING SAID BODY TO A TEMPERATURE AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID COMPOUND AND TO CAUSE DIFFUSION OF BORON INTO SAID BODY FROM SAID COATING TO THEREBY FORM A JUNCTION IN SAID CRYSTAL BODY.
Claim 2
Dependent Claim
75 words
THE PROCESS OF TREATING A SEMICONDUCTOR CRYSTAL BODY INCLUDING THE STEPS OF: (1) APPLYING A COATING OF A POLYMERIZABLE ORGANOBORON COMPOUND TO SAID CRYSTAL BODY, SAID ORGANOBORON COMPOUND, WHEN POLYMERIZED, BEING THERMALLY DECOMPOSABLE; (2) POLYMERIZING SAID COATING; AND (3) HEATING SAID BODY TO A TEMPERATURE AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID COMPOUND AND TO CAUSE DIFFUSION OF BORON INTO SAID BODY FROM SAID COATING TO THEREBY FORM A JUNCTION IN SAID CRYSTAL BODY.
References Cited (Backward Citations)
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Cited
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Cited
US2794846A
Cited
US2874076A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |