US3520734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Most powerful radioisotope heated thermoelectric generator providing for intact re-entry of the heat source means from space
Assignee: United States Atomic Energy Commission
•
Filing: 1968-10-29
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Granted: 1970-07-14
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Expires: 1988-10-29
Abstract
No abstract record available.
Inventors
- 👤 Martin R Scheve
- 👤 Charles N Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:33
CPC Classifications
H; H10; H10N; H10N10/00; B; B64; B64G; B64G1/00; B64G1/22; B64G1/46; B64G1/50; B64G1/506; G; G21; G21H; G21H1/00; G21H1/10; G21H1/103; B64G1/503
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3296032A
Cited
US3192069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |