Patent US3009977A successfully refreshed from Google Patents.
US3009977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric material and devices
Assignee: Westinghouse Electric Corp
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Filing: 1959-08-14
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Granted: 1961-11-21
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Expires: 1979-08-14
Abstract
No abstract record available.
Inventors
- 👤 Maurice D Houston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:43
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/80; H10N10/85; H10N10/851; H10N10/852
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
IN A THERMOELECTRIC POWER GENERATING DEVICE AT LEAST ONE PAIR OF JOINED MEMBERS, ONE BEING A MEMBER COMPRISED OF A MATERIAL HAVING THE FORMULA MSY-XSEX, WHEREIN M REPRESENTS AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF LANTHANUM, CERIUM, PRASEODYMIUM, NEODYMIUM, SAMARIUM, EUROPIUM, GADOLINIUM, TERBIUM,
Claim 2
Dependent Claim
46 words
IN A THERMOELECTRIC POWER GENERATING DEVICE AT LEAST ONE PAIR OF JOINED MEMBERS, ONE BEING A MEMBER COMPRISED OF A MATERIAL HAVING THE FORMULA MSY-XSEX, WHEREIN M REPRESENTS AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF LANTHANUM, CERIUM, PRASEODYMIUM, NEODYMIUM, SAMARIUM, EUROPIUM, GADOLINIUM, TERBIUM,
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) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |