US3416996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel handling systems associated with a nuclear reactor
Assignee: English Electric Co Ltd
•
Filing: 1967-04-03
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Granted: 1968-12-17
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Expires: 1987-04-03
Abstract
No abstract record available.
Inventors
- 👤 Burton John Cornelius
- 👤 Long Frank Charles
- 👤 Walker Desmond John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:55
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/20; G21C19/02; G21C19/06; G21C19/065; G21C19/32; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |