US3129141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor fuel element and process for making same
Assignee: Motors Liquidation Co
•
Filing: 1958-11-03
•
Granted: 1964-04-14
•
Expires: 1978-11-03
Abstract
No abstract record available.
Inventors
- 👤 Jr John B Burnham
- 👤 James G Darrah
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:09
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/64; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A FUEL ELEMENT FOR NUCLEAR REACTORS CONSISTING ESSENTIALLY OF URANIUM CARBIDE PARTICLES AND AGGLOMERATES OF PARTICLES AT LEAST PARTIALLY COVERED WITH GRAPHITE AND RELATIVELY UNIFORMLY DISPERSED IN A MATRIX OF SILICON AND SILICON CARBIDE.
Claim 2
Dependent Claim
34 words
A FUEL ELEMENT FOR NUCLEAR REACTORS CONSISTING ESSENTIALLY OF URANIUM CARBIDE PARTICLES AND AGGLOMERATES OF PARTICLES AT LEAST PARTIALLY COVERED WITH GRAPHITE AND RELATIVELY UNIFORMLY DISPERSED IN A MATRIX OF SILICON AND SILICON CARBIDE.
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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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |