US2989456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor fuel element
Assignee: Babcock and Wilcox Co
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Filing: 1958-06-30
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Granted: 1961-06-20
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Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 Nicholas C Jessen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:25
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
106 words
A NUCLEAR FUEL ELEMENT COMPRISING A PAIR OF SPACED PARALLEL LONGITUDINALLY ELONGATED SIDE PLATES OF NON-ANNEALED HARD METAL, EACH PLATE HAVING A PLURALITY OF PARALLEL UNIFORMLY SPACED GROOVES AND LANDS IN THE SIDE OPPOSITE THE OTHER PLATE, A PLURALITY OF SPACED PARALLEL FUEL BEARING PLATES SUPPORTED BY AND BETWEEN SAID SIDE PLATES, EACH FUEL PLATE HAVING FISSIONABLE MATERIAL COVERED BY AN IMPERVIOUS METAL CLADDING OF NON-ANNEALED HARD METAL, EACH FUEL PLATE HAVING ITS OPPOSITE EDGES FITTED INTO CORRESPONDING GROOVES IN THE SIDE PLATES TO HOLD THE FUEL PLATES IN SPACED PARALLEL RELATIONSHIP, A PLURALITY OF LONGITUDINALLY SPACED SMALL HOLES IN SAID SIDE PLATES EXTENDING THROUGH THE
Claim 2
Dependent Claim
106 words
A NUCLEAR FUEL ELEMENT COMPRISING A PAIR OF SPACED PARALLEL LONGITUDINALLY ELONGATED SIDE PLATES OF NON-ANNEALED HARD METAL, EACH PLATE HAVING A PLURALITY OF PARALLEL UNIFORMLY SPACED GROOVES AND LANDS IN THE SIDE OPPOSITE THE OTHER PLATE, A PLURALITY OF SPACED PARALLEL FUEL BEARING PLATES SUPPORTED BY AND BETWEEN SAID SIDE PLATES, EACH FUEL PLATE HAVING FISSIONABLE MATERIAL COVERED BY AN IMPERVIOUS METAL CLADDING OF NON-ANNEALED HARD METAL, EACH FUEL PLATE HAVING ITS OPPOSITE EDGES FITTED INTO CORRESPONDING GROOVES IN THE SIDE PLATES TO HOLD THE FUEL PLATES IN SPACED PARALLEL RELATIONSHIP, A PLURALITY OF LONGITUDINALLY SPACED SMALL HOLES IN SAID SIDE PLATES EXTENDING THROUGH THE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |