Patent US2707777A successfully refreshed from Google Patents.
US3554815A
Expired / Lapsed
US
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Thin,flexible thermoelectric device
Assignee: EIDP Inc
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Filing: 1967-10-16
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Granted: 1971-01-12
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Expires: 1987-10-16
Abstract
Abstract A THERMOELECTRIC DEVICE IS PROVIDED SUCH AS, FOR EXAMPLE, A THERMOPILE CONSISTING OF A BASE SUPPORT OF A THIN, FLEXIBLE FILM OF POLYETHYLENE TEREPHTHALATE HAVING NONCONTACTING BANDS OF ANTIMONY AND BISMUTH EACH DISPOSED ON THE OPPOSITE SURFACE THEREOF IN CONDUCTIVE ELECTRICAL ASSOCIATION.
Inventors
- 👤 Robert Otto Osborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:05
CPC Classifications
H; H10; H10N; H10N10/00; H10N10/01; H10N10/10; H10N10/17; H10N10/80; H10N10/81; H10N10/817
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |