US3743553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pn junctions in mercury cadmium telluride
Assignee: Honeywell Inc
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Filing: 1971-06-18
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Granted: 1973-07-03
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Expires: 1991-06-18
Abstract
Abstract PN JUNCTIONS ARE FORMED IN AN N TYPE BODY OF MERCURY CADMIUM TELLURIDE BY DEPOSITING A GOLD LAYER ON A SURFACE OF THE N TYPE AND HEATING THE BODY TO DIFFUSE THE GOLD INTO THE BODY, THEREBY FORMING A REGION OF P TYPE CONDUCTIVITY IN THE N TYPE BODY.
Inventors
- 👤 M Scott
- 👤 A Kloek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:28
CPC Classifications
H; H10; H10F; H10F30/00; H10F30/20; H10F30/21; H10F30/22; H10F30/221; H10F30/2212; H10P; H10P32/00; H10P32/10; H10P32/14; H10P32/17
Claims Analysis
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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) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |