US2965555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat transfer systems
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1957-09-27
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Granted: 1960-12-20
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Expires: 1977-09-27
Abstract
No abstract record available.
Inventors
- 👤 Hall William Bateman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:23
CPC Classifications
F; F28; F28F; F28F13/00; F28F13/06; F28F1/00; F28F1/10; F28F1/12; F28F1/24; G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
72 words
A BODY HAVING AN ARRAY OF FINS OF CONSTANT RADIUS TRANSVERSE TO THE LENGTH OF THE BODY, SAID FINS BEING DIVIDED INTO AN EVEN NUMBER OF EQUAL SEGMENTS GREATER THAN TWO, THE OUTER EDGES OF THE SEGMENTS OF EACH FIN BEING DEFLECTED CHORD WISE TOWARDS A DIRECTION PARALLEL TO THE LONGITUDINAL AXIS OF THE BODY AND EACH SEGMENT BEING DEFLECTED IN THE OPPOSITE DIRECTION TO THE ADJACENT SEGMENTS ON THE RESPECTIVE FIN.
Claim 2
Dependent Claim
72 words
A BODY HAVING AN ARRAY OF FINS OF CONSTANT RADIUS TRANSVERSE TO THE LENGTH OF THE BODY, SAID FINS BEING DIVIDED INTO AN EVEN NUMBER OF EQUAL SEGMENTS GREATER THAN TWO, THE OUTER EDGES OF THE SEGMENTS OF EACH FIN BEING DEFLECTED CHORD WISE TOWARDS A DIRECTION PARALLEL TO THE LONGITUDINAL AXIS OF THE BODY AND EACH SEGMENT BEING DEFLECTED IN THE OPPOSITE DIRECTION TO THE ADJACENT SEGMENTS ON THE RESPECTIVE FIN.
Claim 3
Dependent Claim
17 words
A BODY ACCORDING TO CLAIM 1 CHARACTERISED IN THAT THE BODY IS A NUCLEAR REACTOR FUEL ELEMENT.
References Cited (Backward Citations)
US2216778A
Cited
US2217469A
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US2335918A
Cited
US2418619A
Cited
US2454357A
Cited
US2620171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |