US3123445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solution-making apparatus
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:25
CPC Classifications
B; B01; B01F; B01F21/00; B01F21/50; B01F21/503; B01F21/15; B01F21/20; Y; Y10; Y10S; Y10S422/00; Y10S422/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN APPARATUS FOR MAKING A SOLUTION, COMPRISING A SOLUTE STORAGE TANK HAVING A LIQUID SOLVENT INLET AND A SOLUTION OUTLET, AN ASSEMBLY UNIT DISPOSED WITHIN SAID TANK ADJACENT THE BOTTOM THEREOF AND OVER WHICH THE SOLUTE IS DEPOSITED, SAID UNIT BEING REMOVABLE FROM SAID TANK IN AN ASSEMBLED CONDITION, FIRST CONDUIT MEANS EXTENDING FROM SAID SOLVENT INLET TO SAID UNIT, A SECOND CONDUIT MEANS EXTENDING FROM SAID UNIT TO SAID SOLUTION OUTLET, AND VALVE MEANS COMMUNICATING WITH SAID FIRST CONDUIT MEANS FOR CONTROLLING THE LEVEL OF SOLVENT ACCUMULATED IN SAID TANK; SAID UNIT INCLUDING A HOUSING HAVING AN IMPERVIOUS TOP ELEMENT, AN IMPERVIOUS BOTTOM ELEMENT, AND A FILTER-LIKE INTERMEDIATE ELEMENT SANDWICHED BETWEEN SAID TOP AND BOTTOM ELEMENTS; SAID TOP, BOTTOM AND INTERMEDIATE ELEMENTS BEING INTERCONNECTED TO ONE ANOTHER AND COOPERATING TO FORM A SOLUTION-COLLECTING CAVITY FORMED WITHIN SAID HOUSING, THE FLOW OF SOLUTION INTO SAID CAVITY BEING ONLY THROUGH SAID INTERMEDIATE ELEMENT, SAID SECOND CONDUIT MEANS BRING IN DIRECT COMMUNICATION WITH SAID CAVITY, AND A SOLVENT DISCHARGE ELEMENT MOUNTED ON THE EXTERIOR OF SAID HOUSING AND RELEASABLY CONNECTED TO SAID FIRST CONDUIT MEANS.
Claim 2
Independent Claim
183 words
AN APPARATUS FOR MAKING A SOLUTION, COMPRISING A SOLUTE STORAGE TANK HAVING A LIQUID SOLVENT INLET AND A SOLUTION OUTLET, AN ASSEMBLY UNIT DISPOSED WITHIN SAID TANK ADJACENT THE BOTTOM THEREOF AND OVER WHICH THE SOLUTE IS DEPOSITED, SAID UNIT BEING REMOVABLE FROM SAID TANK IN AN ASSEMBLED CONDITION, FIRST CONDUIT MEANS EXTENDING FROM SAID SOLVENT INLET TO SAID UNIT, A SECOND CONDUIT MEANS EXTENDING FROM SAID UNIT TO SAID SOLUTION OUTLET, AND VALVE MEANS COMMUNICATING WITH SAID FIRST CONDUIT MEANS FOR CONTROLLING THE LEVEL OF SOLVENT ACCUMULATED IN SAID TANK; SAID UNIT INCLUDING A HOUSING HAVING AN IMPERVIOUS TOP ELEMENT, AN IMPERVIOUS BOTTOM ELEMENT, AND A FILTER-LIKE INTERMEDIATE ELEMENT SANDWICHED BETWEEN SAID TOP AND BOTTOM ELEMENTS; SAID TOP, BOTTOM AND INTERMEDIATE ELEMENTS BEING INTERCONNECTED TO ONE ANOTHER AND COOPERATING TO FORM A SOLUTION-COLLECTING CAVITY FORMED WITHIN SAID HOUSING, THE FLOW OF SOLUTION INTO SAID CAVITY BEING ONLY THROUGH SAID INTERMEDIATE ELEMENT, SAID SECOND CONDUIT MEANS BRING IN DIRECT COMMUNICATION WITH SAID CAVITY, AND A SOLVENT DISCHARGE ELEMENT MOUNTED ON THE EXTERIOR OF SAID HOUSING AND RELEASABLY CONNECTED TO SAID FIRST CONDUIT MEANS.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |