US3047360A
Expired / Lapsed
US
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Process for extracting neptunium and plutonium from nitric acid solutions of same containing uranyl nitrate with a tertiary amine
Assignee: Individual
•
Filing: 1958-07-15
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Granted: 1962-07-31
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Expires: 1978-07-15
Abstract
No abstract record available.
Inventors
- 👤 John C Sheppard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:16
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/42; G21C19/44; G21C19/46; C; C01; C01G; C01G49/00; C01G49/0009; C01G56/00; C01G56/001; C22; C22B; C22B60/00; C22B60/02; C22B60/0295; C22B60/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 0
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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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |