US2847277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precipitation of uranium peroxide of low fluoride content from solutions containing fluorides
Assignee: Individual
•
Filing: 1945-06-27
•
Granted: 1958-08-12
•
Expires: 1965-06-27
Abstract
No abstract record available.
Inventors
- 👤 Edward J King
- 👤 Herbert M Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:28
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/04; C01B15/047; C01B15/0475
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
IN THE RECOVERY OF URANIUM PEROXIDE BY PRECIPITATION FROM A URANYL SALT SOLUTION CONTAINING FLUORIDE IONS, THE IMPROVEMENT WHICH COMPRISES EFFECTING THE URANIUM PEROXIDE PRECIPITATION IN THE PRESENCE OF ALUMINUM IONS.
Claim 2
Dependent Claim
31 words
IN THE RECOVERY OF URANIUM PEROXIDE BY PRECIPITATION FROM A URANYL SALT SOLUTION CONTAINING FLUORIDE IONS, THE IMPROVEMENT WHICH COMPRISES EFFECTING THE URANIUM PEROXIDE PRECIPITATION IN THE PRESENCE OF ALUMINUM IONS.
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) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |