Patent US2812304A successfully refreshed from Google Patents.
US2812304A
Expired / Lapsed
US
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Means for cooling reactors
Assignee: Individual
•
Filing: 1946-01-09
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Granted: 1957-11-05
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Expires: 1966-01-09
Abstract
No abstract record available.
Inventors
- 👤 John A Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:31
CPC Classifications
G; G21; G21C; G21C15/00; G21C15/02; G21C15/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN COMBINATION WITH NEUTRONIC REACTOR ACTIVE PORTION OF THE TYPE HAVING A PLURALITY OF ALTERNATED SLABS OF THERMAL NEUTRON FISSIONABLE MATERIAL AND MODERATOR MATERIAL CONSTRUCTED AND ARRANGED TO SUSTAIN A NEUTRONIC CHAIN REACTION, THE IMPROVED COOLING MEANS FOR SAID ACTIVE PORTION COMPRISING A TANK ADJACENT THERETO AND CONTAINING COOLANT, SHAFT EXTENDING BETWEEN THE TANK AND
Claim 2
Dependent Claim
55 words
IN COMBINATION WITH NEUTRONIC REACTOR ACTIVE PORTION OF THE TYPE HAVING A PLURALITY OF ALTERNATED SLABS OF THERMAL NEUTRON FISSIONABLE MATERIAL AND MODERATOR MATERIAL CONSTRUCTED AND ARRANGED TO SUSTAIN A NEUTRONIC CHAIN REACTION, THE IMPROVED COOLING MEANS FOR SAID ACTIVE PORTION COMPRISING A TANK ADJACENT THERETO AND CONTAINING COOLANT, SHAFT EXTENDING BETWEEN THE TANK AND
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) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |