US3549493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast sodium-cooled reactor core structure
Assignee: United States Atomic Energy Commission
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Filing: 1969-01-22
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Granted: 1970-12-22
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Expires: 1989-01-22
Abstract
No abstract record available.
Inventors
- 👤 John H Germer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:17
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/02; G21C1/022; G21C1/024; G21C15/00; G21C15/02; G21C15/04; G21C5/00; G21C5/02; G21C5/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3235465A
Cited
US3383287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |