US3470066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor having a concrete pressure vessel
Assignee: English Electric Co Ltd
•
Filing: 1966-06-20
•
Granted: 1969-09-30
•
Expires: 1986-06-20
Abstract
No abstract record available.
Inventors
- 👤 Walter Oldham Livsey
- 👤 Alexander Gillies Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:59
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; G21C1/326; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR1232143A
Cited
GB866037A
Cited
US3091582A
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US3149046A
Cited
US3287226A
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US3242981A
Cited
US3300389A
Cited
GB1022003A
Cited
GB936198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |