Patent US2762857A successfully refreshed from Google Patents.
US2762857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric materials and elements utilizing them
Assignee: RCA Corp
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Filing: 1954-11-01
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Granted: 1956-09-11
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Expires: 1974-11-01
Abstract
No abstract record available.
Inventors
- 👤 Nils E Lindenblad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:14
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A THERMOELECTRIC ALLOY CONSISTING ESSENTIALLY OF: AT LEAST ONE OF SILVER, MERCURY AND GOLD -----AT LEAST ONE OF SELENIUM AND SULFUR---------1 BASED ON THE TOTAL WEIGHT OF TE, BI AND SB.
Claim 2
Dependent Claim
31 words
A THERMOELECTRIC ALLOY CONSISTING ESSENTIALLY OF: AT LEAST ONE OF SILVER, MERCURY AND GOLD -----AT LEAST ONE OF SELENIUM AND SULFUR---------1 BASED ON THE TOTAL WEIGHT OF TE, BI AND SB.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |