US2949416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concentric tubular fuel element
Assignee: Individual
•
Filing: 1959-01-14
•
Granted: 1960-08-16
•
Expires: 1979-01-14
Abstract
No abstract record available.
Inventors
- 👤 Wheelock Clifford Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:13
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/36; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING INNER AND OUTER CONTAINER TUBES, A PLURALITY OF SPACED, CONCENTRIC FUEL TUBES POSITIONED BETWEEN SAID CONTAINER TUBES, EACH OF SAID FUEL TUBES COMPRISING A CORE OF FISSIONABLE MATERIAL WITH CLADDING ON THE SIDES THEREOF, EACH OF SAID SIDES HAVING A PLURALITY OF FINS, SAID FUEL TUBES AND SAID CONTAINER TUBES DEFINING ANNULAR SPACES FOR COOLANT FLOW, AND SAID INNER CONTAINER TUBE DEFINING A CHANNEL FOR A REACTOR MODERATOR.
Claim 2
Dependent Claim
76 words
A FUEL ELEMENT FOR A NUCLEAR REACTOR COMPRISING INNER AND OUTER CONTAINER TUBES, A PLURALITY OF SPACED, CONCENTRIC FUEL TUBES POSITIONED BETWEEN SAID CONTAINER TUBES, EACH OF SAID FUEL TUBES COMPRISING A CORE OF FISSIONABLE MATERIAL WITH CLADDING ON THE SIDES THEREOF, EACH OF SAID SIDES HAVING A PLURALITY OF FINS, SAID FUEL TUBES AND SAID CONTAINER TUBES DEFINING ANNULAR SPACES FOR COOLANT FLOW, AND SAID INNER CONTAINER TUBE DEFINING A CHANNEL FOR A REACTOR MODERATOR.
References Cited (Backward Citations)
US2885335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |