US3230150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-clad fuel element with copper foil interlayer
Assignee: Individual
•
Filing: 1963-11-18
•
Granted: 1966-01-18
•
Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 William R Martin
- 👤 James R Weir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:08
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/12; B25B13/20; G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/16; G21C3/20; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A NUCLEAR REACTOR FUEL ELEMENT COMPRISING A CERAMIC FUEL CORE, AN EXTERNAL CLADDING, AND A THIN LAYER OF COPPER DISPOSED THEREBETWEEN.
Claim 2
Dependent Claim
21 words
A NUCLEAR REACTOR FUEL ELEMENT COMPRISING A CERAMIC FUEL CORE, AN EXTERNAL CLADDING, AND A THIN LAYER OF COPPER DISPOSED THEREBETWEEN.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |