US2877109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for separating uranium fission products
Assignee: Individual
•
Filing: 1945-04-12
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Granted: 1959-03-10
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Expires: 1965-04-12
Abstract
No abstract record available.
Inventors
- 👤 Frank H Spedding
- 👤 Thomas A Butler
- 👤 Iral B Johns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:15
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/42; G21C19/44; G21C19/48; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PROCESS OF SEPARATING RADIOATIVE FISSION PRODUCTS FROM METALLIC URANIUM CONTAINING SAIC ELEMENTS IN A MIXTURE, COMPRISING ADDING A REAGENT FOR SAID ELEMENTS TO SAID MIXTURE, SAID REAGENT BEING SELECTED FROM THE GROUP CONSISTING OF URANIUM HALIDE, AND CARBON; MELTING SAID MIXTURE WHILE IN CONTACT WITH SAID REAGENT; MAINTRAINING SAID CONTACT FOR A SUFFICIENT TIME FOR SOME OF THE RADIOACTIVE FISSION PRODUCTS TO REACT WITH THE REAGENT;
Claim 2
Dependent Claim
67 words
A PROCESS OF SEPARATING RADIOATIVE FISSION PRODUCTS FROM METALLIC URANIUM CONTAINING SAIC ELEMENTS IN A MIXTURE, COMPRISING ADDING A REAGENT FOR SAID ELEMENTS TO SAID MIXTURE, SAID REAGENT BEING SELECTED FROM THE GROUP CONSISTING OF URANIUM HALIDE, AND CARBON; MELTING SAID MIXTURE WHILE IN CONTACT WITH SAID REAGENT; MAINTRAINING SAID CONTACT FOR A SUFFICIENT TIME FOR SOME OF THE RADIOACTIVE FISSION PRODUCTS TO REACT WITH THE REAGENT;
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) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |