US3105804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactors
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1958-11-18
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Granted: 1963-10-01
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Expires: 1978-11-18
Abstract
No abstract record available.
Inventors
- 👤 Cottrell Alan Howard
- 👤 Thompson Michael Warwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:54
CPC Classifications
G; G21; G21D; G21D5/00; G21D5/04; G21C; G21C15/00; G21C15/02; G21C5/00; G21C5/02; G21C5/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A NUCELAR REACTOR HAVING A MODERATOR STRUCTURE DEFINING A FUEL ELEMENT CHANNEL THROUGH WHICH FLUID COOLANT IS PASSED, A SUBSTANTIALLY FLUID-TIGHT TUBULAR LINER, MEANS MOUNTING THE LINER IN THE CHANNEL ADJACENT TO BUT SPACED FROM THE WALL OF THE CHANNEL BY AN ANNULAR HEAT INSULATING GAP, SAID GAP BEING FILLED WITH GAS, AND MEANS ASSOCIATED WITH THE LINER FOR MAINTAINING THE GAS IN NEARLY STATIC DISPOSITION IN THE GAP.
Claim 2
Dependent Claim
70 words
IN A NUCELAR REACTOR HAVING A MODERATOR STRUCTURE DEFINING A FUEL ELEMENT CHANNEL THROUGH WHICH FLUID COOLANT IS PASSED, A SUBSTANTIALLY FLUID-TIGHT TUBULAR LINER, MEANS MOUNTING THE LINER IN THE CHANNEL ADJACENT TO BUT SPACED FROM THE WALL OF THE CHANNEL BY AN ANNULAR HEAT INSULATING GAP, SAID GAP BEING FILLED WITH GAS, AND MEANS ASSOCIATED WITH THE LINER FOR MAINTAINING THE GAS IN NEARLY STATIC DISPOSITION IN THE GAP.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |