US2524635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating aqueous solutions of electrolytes
Assignee: Permutit Co
•
Filing: 1947-06-07
•
Granted: 1950-10-03
•
Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 Pick Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:36
CPC Classifications
B; B01; B01J; B01J49/00; B01J49/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
AN APPARATUS FOR TREATING AQUEROUS SOLUTIONS OF ELECTROLYTES COMPRISING A TANK CONTAINING A BED OF ION EXCHANGE MATERIAL, A STORAGE TANK FOR LIQUID REGENERANT, A RECEIVING TANK, A MEASURING TANK LOCATED ABOVE SAID STORAGE AND RECEIVING TANKS AND HAVING CONNECTIONS AT FOUR DIFFERENT LEVELS, A TUBE CONNECTING SAID STORAGE WITH THE NEXT TO THE LOWERMOST OF SAID CONNECTIONS, VACUUM-PRODUCING MEANS IN COMMUNICATION WITH THE UPPERMOST OF SAID CONNECTION, A U-SEAL HAVING TWO LEGS, ONE OF SAID LEGS BEING VENTED AND THE OTHER OF SAID LEGS BEING CONNECTED WITH THE NEXT TO THE UPPERMOST OF SAID CONNECTIONS, A DISCHARGE PIPE LEADING FROM THE LOWERMOST OF SAID CONNECTIONS AND BEING ADAPTED TO DISCHARGE INTO SAID RECEIVING TANK, A VALVE IN SAID DISCHARGE PIPE, A REGENERANT PIPE LEADING FROM SAID RECEIVING TANK TO SAID TANK CONTAINING ION EXCHANGE MATERIAL, SAID MEANS FOR CAUSING FLOW THROUGH AND REGENERANT PIPE.
Claim 2
Independent Claim
145 words
AN APPARATUS FOR TREATING AQUEROUS SOLUTIONS OF ELECTROLYTES COMPRISING A TANK CONTAINING A BED OF ION EXCHANGE MATERIAL, A STORAGE TANK FOR LIQUID REGENERANT, A RECEIVING TANK, A MEASURING TANK LOCATED ABOVE SAID STORAGE AND RECEIVING TANKS AND HAVING CONNECTIONS AT FOUR DIFFERENT LEVELS, A TUBE CONNECTING SAID STORAGE WITH THE NEXT TO THE LOWERMOST OF SAID CONNECTIONS, VACUUM-PRODUCING MEANS IN COMMUNICATION WITH THE UPPERMOST OF SAID CONNECTION, A U-SEAL HAVING TWO LEGS, ONE OF SAID LEGS BEING VENTED AND THE OTHER OF SAID LEGS BEING CONNECTED WITH THE NEXT TO THE UPPERMOST OF SAID CONNECTIONS, A DISCHARGE PIPE LEADING FROM THE LOWERMOST OF SAID CONNECTIONS AND BEING ADAPTED TO DISCHARGE INTO SAID RECEIVING TANK, A VALVE IN SAID DISCHARGE PIPE, A REGENERANT PIPE LEADING FROM SAID RECEIVING TANK TO SAID TANK CONTAINING ION EXCHANGE MATERIAL, SAID MEANS FOR CAUSING FLOW THROUGH AND REGENERANT PIPE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |