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Patent US3075031A successfully refreshed from Google Patents.
US3075031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lead telluride-tin telluride thermoelectric compositions and devices
Assignee: RCA Corp
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Filing: 1961-07-28
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Granted: 1963-01-22
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Expires: 1981-07-28
Abstract
No abstract record available.
Inventors
- 👤 Eric F Hockings
- 👤 Walter L Mularz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:55
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
AN N-TYPE THERMOELECTRIC ALLOY CONSISTING ESSENTIALLY OF 95 TO 70 MOL PERCENT LEAD TELLURIDE AND 5 TO 30 MOL PERCENT IN TELLURIDE, SAID ALLOY CONTAINING 0.2 TO 2.4 WEIGHT PERCENT OF A MIXTURE OF LEAD AND LEAD BROMIDE SAID WEIGHT PERCENT BEING A PERCENT OF THE WEIGHT OF SAID
Claim 2
Dependent Claim
49 words
AN N-TYPE THERMOELECTRIC ALLOY CONSISTING ESSENTIALLY OF 95 TO 70 MOL PERCENT LEAD TELLURIDE AND 5 TO 30 MOL PERCENT IN TELLURIDE, SAID ALLOY CONTAINING 0.2 TO 2.4 WEIGHT PERCENT OF A MIXTURE OF LEAD AND LEAD BROMIDE SAID WEIGHT PERCENT BEING A PERCENT OF THE WEIGHT OF SAID
References Cited (Backward Citations)
US2811440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |