US3225208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric powered satellite
Assignee: AT&T Inc
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Filing: 1962-02-23
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Granted: 1965-12-21
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Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Wolfe Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:58
CPC Classifications
H; H10; H10N; H10N10/00; B; B64; B64G; B64G1/00; B64G1/22; B64G1/42; B64G1/44; B64G1/446
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
AN EARTH SATELLITE POWER SUPPLY COMPRISING A PLURALITY OF THERMOELECTRIC GENERATORS EACH HAVING NORMALLY HOT AND NORMALLY COLD JUNCTIONS, ONE PORTION OF SAID GENERATORS HAVING THEIR NORMALLY HOT JUNCTIONS AND THE REMAINDER OF SAID GENERATORS HAVING THEIR NORMALLY COLD JUNCTIONS ORIENTED IN SUBSTANTIALLY THE SAME DIRECTION WHEREBY SAID ONE PORTION PRODUCES A FIRST CURRENT OF ONE POLARITY AND SAID REMAINDER PRODUCES A SECOND CURRENT OF THE OPPOSITE POLARITY WHEN ILLUMINATED BY SOLAR RADIATION FROM SAID ONE DIRECTION, A LOAD CIRCUIT, AND SOLAR ACTIVATED MEANS FOR DIRECTING SAID FIRST AND SECOND CURRENTS THROUGH SAID LOAD IN THE SAME DIRECTION AND FOR REVERSING THE CONNECTION OF EACH PORTION TO SAID LOAD WHEN THE DIRECTION OF SAID SOLAR RADIATION IS REVERSED.
Claim 2
Dependent Claim
118 words
AN EARTH SATELLITE POWER SUPPLY COMPRISING A PLURALITY OF THERMOELECTRIC GENERATORS EACH HAVING NORMALLY HOT AND NORMALLY COLD JUNCTIONS, ONE PORTION OF SAID GENERATORS HAVING THEIR NORMALLY HOT JUNCTIONS AND THE REMAINDER OF SAID GENERATORS HAVING THEIR NORMALLY COLD JUNCTIONS ORIENTED IN SUBSTANTIALLY THE SAME DIRECTION WHEREBY SAID ONE PORTION PRODUCES A FIRST CURRENT OF ONE POLARITY AND SAID REMAINDER PRODUCES A SECOND CURRENT OF THE OPPOSITE POLARITY WHEN ILLUMINATED BY SOLAR RADIATION FROM SAID ONE DIRECTION, A LOAD CIRCUIT, AND SOLAR ACTIVATED MEANS FOR DIRECTING SAID FIRST AND SECOND CURRENTS THROUGH SAID LOAD IN THE SAME DIRECTION AND FOR REVERSING THE CONNECTION OF EACH PORTION TO SAID LOAD WHEN THE DIRECTION OF SAID SOLAR RADIATION IS REVERSED.
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |