Patent US3510399A successfully refreshed from Google Patents.
US3510399A
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US
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Control system for fast reactors
Assignee: Hitachi Ltd
•
Filing: 1967-09-05
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Granted: 1970-05-05
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Expires: 1987-09-05
Abstract
No abstract record available.
Inventors
- 👤 Shoichi Terasawa
- 👤 Kotaro Inoue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:54
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/22; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB799001A
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DE1125562B
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US2999059A
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FR1269659A
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CH380253A
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US3183168A
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US3261755A
Cited
US3284307A
Cited
BE659606A
Cited
US3212986A
Cited
FR1487533A
Cited
US3383285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |