US3103478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Goooo
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
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Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:30
CPC Classifications
G; G21; G21C; G21C21/00; G21C21/18; G21C7/00; G21C7/06; G21C7/08; G21C7/10; G21C7/113; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T428/00; Y10T428/12; Y10T428/12375; Y10T428/12486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A HIGH NEUTRON ABSORBING CONTROL ROD FOR A NUCLEAR REACTOR COMPRISING AN ELONGATED SOLID RECTANGULAR STRIP OF METAL HAVING A PLURALITY OF HOLES EXTENDING THERETHROUGH PARALLEL TO THE LONGITUDINAL AXIS OF THE STRIP, EACH OF SAID HOLES HAVING THE SHAPE OF A FLATTENED CIRCLE, AND A BODY OF COMPACTED HIGH NEUTRON ABSORBING MATERIAL DISPOSED WITHIN SAID HOLES, SAID HOLES ARRANED WITH THEIR EDGES IN NON-COMMUNICATING OVERLAPPING RELATION TO EACH OTHER, AND EACH SHAPED IN CROSS-SECTION AS A SEVERLY ELONGATED ELLIPSE.
Claim 2
Independent Claim
77 words
A METHOD OF MAKIING A HIGH NEUTRON ABSORBING CONTROL ROD FOR A NUCLEAR REACTOR COMPRISING DRILLING A PLURALITY OF OVERLAPPING BUT NOT TOUCHING HOLES THROUGH A LONGITUDINALLY ELONGATED STRIP OF METAL PARALLEL TO THE LONGITUDINAL AXIS, FILLING SAID HOLES WITH A HIGH NEUTRON ABSORBING MATERIAL, CLOSING SAID HOLES WITH MALLEABLE METAL, AND ROLL FORMING SAID STRIP TO A REDUCED THICKNESS TO PRODUCE A FLATTENING OF THE ROUND DRILLED HOLES TO THE FORM OF A SEVERLY ELONGATED ELLIPSE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |