Patent US2919356A successfully refreshed from Google Patents.
US2919356A
Expired / Lapsed
US
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Thermoelectric transducer
Assignee: Individual
•
Filing: 1955-11-02
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Granted: 1959-12-29
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Expires: 1975-11-02
Abstract
No abstract record available.
Inventors
- 👤 William J Fry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:41
CPC Classifications
H; H02; H02N; H02N10/00; H10; H10N; H10N10/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1199444A
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US2031976A
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US2386369A
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US2425647A
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US2443641A
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US2686474A
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US2756678A
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US2787219A
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US2748710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |