US3217379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming pn junctions in indium antimonide with special application to infrared detection
Assignee: Texas Instruments Inc
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Filing: 1963-11-05
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Granted: 1965-11-16
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Expires: 1983-11-05
Abstract
No abstract record available.
Inventors
- 👤 Curtis M Mesecke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:36
CPC Classifications
H; H10; H10P; H10P50/00; H10P50/60; H10P50/64; H10P50/642; H10P50/646; F; F17; F17C; F17C3/00; F17C3/02; F17C3/08; F17C3/085; G; G01; G01J; G01J5/00; G01J5/10; G01J5/28; H10F; H10F99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD FOR FORMING A PN JUNCTION INDIUM ANTIMONIDE INFRARED DETECTOR COMPRISING DIFFUSING AN ALLOY OF INDIUM, GALLIUM, AND AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF SULFUR, SELENIUM, AND TELLURIUM INTO A WAFER OF P-TYPE INDIUM ANTIMONIDE TO FORM AN N-TYPE LAYER IN SAID WAFER, ATTACHING LEADS TO SAID WAFER, AND MOUNTING SAID WAFER IN A HOUSING CAPABLE OF BEING EVBACUATED TO A PRESELECTED PRESSURE.
Claim 2
Independent Claim
66 words
A METHOD FOR FORMING A PN JUNCTION INDIUM ANTIMONIDE INFRARED DETECTOR COMPRISING DIFFUSING AN ALLOY OF INDIUM, GALLIUM, AND AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF SULFUR, SELENIUM, AND TELLURIUM INTO A WAFER OF P-TYPE INDIUM ANTIMONIDE TO FORM AN N-TYPE LAYER IN SAID WAFER, ATTACHING LEADS TO SAID WAFER, AND MOUNTING SAID WAFER IN A HOUSING CAPABLE OF BEING EVBACUATED TO A PRESELECTED PRESSURE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |