US3105037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concentric tube fuel element spring alignment spacer device
Assignee: Individual
•
Filing: 1961-12-04
•
Granted: 1963-09-24
•
Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 Sterling J Weems
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:38
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/36; G21C3/02; G21C3/04; G21C3/06; G21C3/12; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A NUCLEAR-FUEL ELEMENT COMPRISING A CYLINDRICAL BODY, A PLURALITY OF FIXED RADIAL RIBS, A RADIALLY MOVABLE RADIAL RIB, AND A WIDE SPRIAL SPRING; SAID FIXED RIBS BEING RIGID, GENERALLY LONGITUDINAL, SHORT IN LENGTH RELATIVE TO SAID BODY, EQUAL IN RADIAL PROJECTION, ATTACHED TO THE PERIPHERY OF SAID BODY AND SPACED THEREAROUNG; SAID RADIALLY MOVABLE RIB BEING RIGID, GENERALLY LONGITUDINAL, SHORT IN LENGTH RELATIVE TO SAID BODY, PERIPHERALLY SPACED FROM
Claim 2
Dependent Claim
69 words
A NUCLEAR-FUEL ELEMENT COMPRISING A CYLINDRICAL BODY, A PLURALITY OF FIXED RADIAL RIBS, A RADIALLY MOVABLE RADIAL RIB, AND A WIDE SPRIAL SPRING; SAID FIXED RIBS BEING RIGID, GENERALLY LONGITUDINAL, SHORT IN LENGTH RELATIVE TO SAID BODY, EQUAL IN RADIAL PROJECTION, ATTACHED TO THE PERIPHERY OF SAID BODY AND SPACED THEREAROUNG; SAID RADIALLY MOVABLE RIB BEING RIGID, GENERALLY LONGITUDINAL, SHORT IN LENGTH RELATIVE TO SAID BODY, PERIPHERALLY SPACED FROM
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |