US3671328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor temperature sensitive means
Assignee: McDonnell Douglas Corp
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Filing: 1967-08-28
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Granted: 1972-06-20
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Expires: 1987-08-28
Abstract
Abstract A TEMPERATURE MEASURING THERMOCOUPLE DEVICE CONSTRUCTED OF AT LEAST TWO SEMICONDUCTOR MATERIALS HAVING DIFFERING THERMOELECTRIC PROPERTIES, SAID MATERIALS HAVING ADJACENT SURFACES ARRANGED AND CONSTRUCTED TO FORM A THERMOELECTRIC JUNCTION THEREBETWEEN FOR EXPOSING TO A TEMPERATURE CONDITION TO BE SENSED AND MEASURED, SAID DEVICE ALSO HAVING ELECTRICAL CONNECTIN MEANS ATTACHED TO EACH OF THE SEMICONDUCTOR MATERIALS AT PLATES THEREON REMOTE FROM THE JUNCTION FOR CONNECTIN TO SUITABLE METER MEANS.
Inventors
- 👤 William Paul Dixon
- 👤 David N Kendall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:00
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04
Claims Analysis
Total Claims: 0
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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) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |