US3310474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor fuel elements
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1965-05-27
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Granted: 1967-03-21
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Expires: 1985-05-27
Abstract
No abstract record available.
Inventors
- 👤 Saunders Alan Charles Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:29
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/32; G21C3/336; G21C3/338; G21C3/02; G21C3/04; G21C3/16; G21C3/17; G21C3/18; G21C3/33; G21C5/00; G21C5/02; G21C5/06; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A NUCLEAR REACTOR FUEL ELEMENT COMPRISING A TUBULAR SHEATH, END CLOSURES FOR SAID SHEATH, A STACK OF FUEL MEMBERS CONTAINED WITHIN SAID SHEATH, A HELICAL COIL SPRING BEARING AT ONE END AGAINST THE SHEATH SHORT OF THE ADJACENT END CLOSURE AND AT THE OTHER END AGAINST ONE OF THE FUEL MEMBERS FOR CONSOLIDATING SAID STACK OF FUEL MEMBERS IN ONE END OF SAID SHEATH.
Claim 2
Dependent Claim
64 words
A NUCLEAR REACTOR FUEL ELEMENT COMPRISING A TUBULAR SHEATH, END CLOSURES FOR SAID SHEATH, A STACK OF FUEL MEMBERS CONTAINED WITHIN SAID SHEATH, A HELICAL COIL SPRING BEARING AT ONE END AGAINST THE SHEATH SHORT OF THE ADJACENT END CLOSURE AND AT THE OTHER END AGAINST ONE OF THE FUEL MEMBERS FOR CONSOLIDATING SAID STACK OF FUEL MEMBERS IN ONE END OF SAID SHEATH.
References Cited (Backward Citations)
US3022240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |