US3022135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Uranium recovery process
Assignee: Phillips Petroleum Co
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Filing: 1958-02-26
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Granted: 1962-02-20
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Expires: 1978-02-26
Abstract
No abstract record available.
Inventors
- 👤 James L Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:33
CPC Classifications
C; C01; C01G; C01G43/00; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0217; C22B60/0221; C22B60/0247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
THE METHOD OF EXTRACTING URANIUM VALUES FROM A SULFUR CONTACTING URANIUM BEARING ORE WHICH COMPRISES CONTACTING THE ORE WITH AN AQUEOUS SOLUTION OF SODIUM CARBONATE AND SODIUM BICARBONATE SO AS TO FORM A WATER
Claim 2
Independent Claim
34 words
THE METHOD OF EXTRACTING URANIUM VALUES FROM A SULFUR CONTACTING URANIUM BEARING ORE WHICH COMPRISES CONTACTING THE ORE WITH AN AQUEOUS SOLUTION OF SODIUM CARBONATE AND SODIUM BICARBONATE SO AS TO FORM A WATER
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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |