Patent US2993850A successfully refreshed from Google Patents.
US2993850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast neutron reactor
Assignee: Individual
•
Filing: 1948-06-14
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Granted: 1961-07-25
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Expires: 1968-06-14
Abstract
No abstract record available.
Inventors
- 👤 Soodak Harry
- 👤 Eugene P Wigner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:28
CPC Classifications
G; G21; G21C; G21C11/00; G21C11/06; G21C1/00; G21C1/02; G21C5/00; G21C5/18; G21C5/20; G21C5/22; G21C7/00; G21C7/06; G21C7/28; G21C7/30; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A NEUTRONIC REACTOR WHICH COMPRISES FISSIONABLE MATERIAL IN AMOUNT SUFFICIENT TO BE CAPABLE OF SUSTAINING A NUCLEAR FISSION CHAIN REACTION AND IN CONCENTRATION SUFFICIENTLY HIGH SO THAT THE AVERAGE NEUTRON ENERGY WITHIN THE REACTOR IS AT LEAST ABOUT 25,000 EV., A NATURAL URANIUM BLANKET SUBSTANTIALLY SURROUNDING THE REACTOR, AND A REFLECTOR FORMED OF A NEUTRON MODERATOR AROUND THE BLANKET CAPABLE OF MODERATING FAST NEUTRONS TO THERMAL ENERGIES OF ABOUT 0.03 EV., SAID REFLECTOR BEING SUB-
Claim 2
Dependent Claim
75 words
A NEUTRONIC REACTOR WHICH COMPRISES FISSIONABLE MATERIAL IN AMOUNT SUFFICIENT TO BE CAPABLE OF SUSTAINING A NUCLEAR FISSION CHAIN REACTION AND IN CONCENTRATION SUFFICIENTLY HIGH SO THAT THE AVERAGE NEUTRON ENERGY WITHIN THE REACTOR IS AT LEAST ABOUT 25,000 EV., A NATURAL URANIUM BLANKET SUBSTANTIALLY SURROUNDING THE REACTOR, AND A REFLECTOR FORMED OF A NEUTRON MODERATOR AROUND THE BLANKET CAPABLE OF MODERATING FAST NEUTRONS TO THERMAL ENERGIES OF ABOUT 0.03 EV., SAID REFLECTOR BEING SUB-
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) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |