Patent US3141827A successfully refreshed from Google Patents.
US3141827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breeder reactor core with alternate zones of depleted and enriched fuel
Assignee: Individual
•
Filing: 1962-10-12
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Granted: 1964-07-21
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Expires: 1982-10-12
Abstract
No abstract record available.
Inventors
- 👤 Haig P Iskenderian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:13
CPC Classifications
G; G21; G21C; G21C5/00; G21C5/18; G21C5/20; G21C1/00; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
A NUCLEAR REACTOR CORE COMPRISING A CENTRAL ZONE OF SLIGHTLY ENRICHED FUEL, A PLURALITY OF ALTERNATE CONCENTRIC ZONES OF DEPLETED FUEL AND ZONES OF SLIGHTLY ENRICHED FUEL SURROUNDING SAID CENTRAL ZONE, AND MOVABLE CONTROL RODS DISPOSED IN THE CORE IN A REGULAR PATTERN WHEREIN SAID CENTRAL ZONE IS SQUARE IN CROSS SECTION, SAID DEPLETED ZONES ARE GENERALLY SQUARE IN CROSS SECTION, AND THE FUEL ELEMENTS FORMING THE DEPLETED ZONES ARE QUADRANGULAR IN CROSS SECTION AND ARE SURROUNDED ON AT LEAST THREE SIDES BY FUEL ELEMENTS FROM THE SLIGHTLY ENRICHED ZONES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |