US3193352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the purification of lithium hydroxide
Assignee: Individual
•
Filing: 1961-08-29
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Granted: 1965-07-06
•
Expires: 1981-08-29
Abstract
No abstract record available.
Inventors
- 👤 John M Mcdonough
- 👤 Morton J Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:09
CPC Classifications
C; C01; C01D; C01D15/00; C01D15/02; C01B; C01B15/00; C01B15/04; C01B15/043; C01B15/0435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE EXTRACTION PROCESS OF PURIFYING LITHIUM HYDROXIDE THAT IS CONTAMINATED BY THE PRESENCE OF SODIUM HYDROXIDE BY REACTING THE SODIUM HYDROXIDE WITH A MIXTURE OF OXYGEN AND OZONE CONTAINING ABOUT 3% OZONE BY WEIGHT TO FORM SODIUM OZONATE; DISSOLVING THE SODIUM
Claim 2
Dependent Claim
41 words
THE EXTRACTION PROCESS OF PURIFYING LITHIUM HYDROXIDE THAT IS CONTAMINATED BY THE PRESENCE OF SODIUM HYDROXIDE BY REACTING THE SODIUM HYDROXIDE WITH A MIXTURE OF OXYGEN AND OZONE CONTAINING ABOUT 3% OZONE BY WEIGHT TO FORM SODIUM OZONATE; DISSOLVING THE SODIUM
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |