Patent CA478074A successfully refreshed from Google Patents.
Patent US3274068A successfully refreshed from Google Patents.
US3274068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel element
Assignee: Individual
•
Filing: 1964-07-22
•
Granted: 1966-09-20
•
Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Koutz
- 👤 Richard F Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:33
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C21/00; G21C21/02; G21C21/04; G21C3/041; G21C3/17; G21C3/28; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
127 words
IN A FUEL ELEMENT FOR A NUCLEAR REACTOR, WHICH FUEL ELEMENT HAS A BODY SECTION FORMED OF A REFRACTORY MATERIAL OF A HIGH THERMAL CONDUCTIVITY AND WHICH ALSO HAS MEAN FOR PROVIDING A PURGE FLOW OF GAS THROUGH THE BODY SECTION, A BODY OF NUCLEAR FUEL MATERIAL DISPOSED WITHIN THE FUEL ELEMENT BODY SECTION, WHICH BODY OF NUCLEAR FUEL COMPRISES A MATRIX OF MODERATOR MATERIAL AND A PLURALITY OF PACKETS DISPERSED WITHIN SAID MATRIX SAID PACKETS INCLUDING A MIXTURE OF NUCLEAR FUEL GRANULES OF A PARTICLE SIZE LESS THAN ABOUT 10 MICRONS AND A REFRACTORY SUBSTANCE, WHEREBY FISSION PRODUCTS FROM SAID NUCLEAR FUEL GRANULES ARE RELEASED INTO SAID REFRACTORY SUBSTANCE IN SAID PACKETS AND SAID MATRIX OF MODERATOR MATERIAL REMAINS FROM FROM RECOIL DAMAGE AND DIMENSIONALLY STABLE.
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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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |