US3288998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall structure for a nuclear reactor containment vessel
Assignee: United Engineers and Constructors Inc
•
Filing: 1963-08-16
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Granted: 1966-11-29
•
Expires: 1983-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Reece W Press
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:42
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/10; G21C13/00; G21C13/08; G21C13/093; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB897388A
Cited
US2602323A
Cited
US2995505A
Cited
US3084254A
Cited
US3016463A
Cited
DE1109278B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |