Patent US2957937A successfully refreshed from Google Patents.
US2957937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric materials
Assignee: RCA Corp
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Filing: 1958-06-16
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Granted: 1960-10-25
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Expires: 1978-06-16
Abstract
No abstract record available.
Inventors
- 👤 Robert V Jensen
- 👤 Fred D Rosi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:57
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
A THERMOELECTRIC COUPLE COMPRISING TWO THERMOLECTRIC ELEMENTS OF SEMICONDUCTOR MATERIALS, SAID ELEMENTS BEING CONDUCTIVELY JOINED TO FORM A THERMOELECTRIC JUNTION, AT LEAST ONE OF SAID TWO ELEMENTS CONSISTING OF AN ALLOY OF BISMUTH TELLURIDE, 5-70 MOL PERCENT ANTIMONY TELLURIDE, 1-25 MOL PERCENT ANTIMONY SELENIDE WITH FROM .01 TO 1 PERCENT BY WEIGHT OF AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE CHLORIDES, BROMIDES AND IODIDES AND BISMUTH AND ANTIMONY.
References Cited (Backward Citations)
US2762857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |