US2608463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous solutions containing manganese in a complex ion and processes of making the same and making manganese compounds therefrom
Assignee: Individual
•
Filing: 1948-10-29
•
Granted: 1952-08-26
•
Expires: 1968-10-29
Abstract
No abstract record available.
Inventors
- 👤 Reginald S Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:39
CPC Classifications
C; C01; C01G; C01G45/00; C01G45/20; C01G45/22
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
18 words
A NEW CRYSTALLINE COMPOUND CONTAINING MANGANESE, HYDROGEN AMMONIA, OXYGEN AND AN ANION X IN THE PROPORTION REPRESENTED BY:
Claim 2
Dependent Claim
18 words
A NEW CRYSTALLINE COMPOUND CONTAINING MANGANESE, HYDROGEN AMMONIA, OXYGEN AND AN ANION X IN THE PROPORTION REPRESENTED BY:
Claim 3
Dependent Claim
155 words
AN AQUEOUS SOLUTION, FREE FROM SOLID PHASE, CONTAINING AN EQUILIBRIUM MIXTURE OF THREE COMPONENTS, OTHER THAN WATER, MN(OH)2, NH4OH AND HX, WHERE X IS AN ANION FORMING A MANGANESE SALT AT LEAST AS SOLUBLE IN WATER AS MANAGANOUS SULPHIDE, THE MANGANESE CONTENT OF THE SOLUTION BEING IN EXCESS OF 10 GRAMS PER LITER CALCULATED AS MANGANOUS HYDROXIDE CONTENT BY WEIGHT AT INANTLY IN AN ANION, AND SAID SOLUTION HAVING A FREE AMMONIUM HYDROXIDE CONTENT BY WEIGHT AT LEAST EQUAL TO 40% OF THE TOTAL OF THE THREE COMPONENTS, OTHER THAN WATER, AND SUFFICIENT IN AMOUNT TO PREVENT THE FORMATION OF A PERMANENT PRECIPITATE UPON ADDITION OF 1 CC. OF A SATURATED AMMONIUM CARBONATE SOLUTION 10 CC. OF SAID MANGANESE-CONTAINING SOLUTION, THE SOLUTION BEING FURTHER CHARACTERIZED IN THAT IT CONTAINS SUBSTANTIALLY MORE THAN 150 GRAMS PER LITER OF THE THREE COMPONENTS IN TOTO AND AN AMOUNT OF ANION X AT LEAST EQUIVALENT TO THE MANGANESE CONTENT.
Claim 4
Dependent Claim
155 words
AN AQUEOUS SOLUTION, FREE FROM SOLID PHASE, CONTAINING AN EQUILIBRIUM MIXTURE OF THREE COMPONENTS, OTHER THAN WATER, MN(OH)2, NH4OH AND HX, WHERE X IS AN ANION FORMING A MANGANESE SALT AT LEAST AS SOLUBLE IN WATER AS MANAGANOUS SULPHIDE, THE MANGANESE CONTENT OF THE SOLUTION BEING IN EXCESS OF 10 GRAMS PER LITER CALCULATED AS MANGANOUS HYDROXIDE CONTENT BY WEIGHT AT INANTLY IN AN ANION, AND SAID SOLUTION HAVING A FREE AMMONIUM HYDROXIDE CONTENT BY WEIGHT AT LEAST EQUAL TO 40% OF THE TOTAL OF THE THREE COMPONENTS, OTHER THAN WATER, AND SUFFICIENT IN AMOUNT TO PREVENT THE FORMATION OF A PERMANENT PRECIPITATE UPON ADDITION OF 1 CC. OF A SATURATED AMMONIUM CARBONATE SOLUTION 10 CC. OF SAID MANGANESE-CONTAINING SOLUTION, THE SOLUTION BEING FURTHER CHARACTERIZED IN THAT IT CONTAINS SUBSTANTIALLY MORE THAN 150 GRAMS PER LITER OF THE THREE COMPONENTS IN TOTO AND AN AMOUNT OF ANION X AT LEAST EQUIVALENT TO THE MANGANESE CONTENT.
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) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |