US2989556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing complexes of plutonium with diketones
Assignee: Individual
•
Filing: 1944-11-30
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Granted: 1961-06-20
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Expires: 1964-11-30
Abstract
No abstract record available.
Inventors
- 👤 Jonathan S Dixon
- 👤 Joseph J Katz
- 👤 Edwin F Orlemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:40
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/42; G21C19/44; G21C19/46; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A METHOD OF REMOVING PLUTONIUM FROM AN AQUEOUS SOLUTION CONTAINING SALTS OF PLUTONIUM AND URANIUM FISSION PRODUCTS, WHICH COMPRISES CONTACTING SAID AQUEOUS SOLUTION WITH A B-DIKETONE IN THE PRESENCE OF SUFFICIENT ALKALI HYDROXIDE TO RENDER SAID AQUEOUS SOLUTION ALKALINE, AND SEPARATING THE PLUTONIUM-CONTAINING DIKETONE FROM THE AQUEOUS SOLUTION.
Claim 2
Independent Claim
48 words
A METHOD OF REMOVING PLUTONIUM FROM AN AQUEOUS SOLUTION CONTAINING SALTS OF PLUTONIUM AND URANIUM FISSION PRODUCTS, WHICH COMPRISES CONTACTING SAID AQUEOUS SOLUTION WITH A B-DIKETONE IN THE PRESENCE OF SUFFICIENT ALKALI HYDROXIDE TO RENDER SAID AQUEOUS SOLUTION ALKALINE, AND SEPARATING THE PLUTONIUM-CONTAINING DIKETONE FROM THE AQUEOUS SOLUTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |