Patent US3192148A successfully refreshed from Google Patents.
US3192148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodialysis apparatus for fluid treatment
Assignee: AMF Inc
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Filing: 1962-10-23
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Granted: 1965-06-29
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Expires: 1982-10-23
Abstract
No abstract record available.
Inventors
- 👤 Chen William Kwo-Wei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:46
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/42; B01D61/44; B01D61/46; B01D61/468; B01D63/00; B01D63/10; B01D63/101; B01J; B01J47/00; B01J47/12; C; C02; C02F; C02F1/00; C02F1/46; C02F1/469; C02F1/4693; C25; C25B; C25B11/00; C25B11/02; C25B15/00; C02F1/42; C02F1/4604; C02F1/4695; C02F1/461; C02F1/46104; C02F1/46109; C02F2001/46119; C02F2201/00; C02F2201/46; C02F2201/461; C02F2201/46105; C02F2201/4611; C02F2201/46115; C02F2201/4612; C02F2201/46125; C02F2201/4613; C02F2201/4615
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
AN ELECTROCHEMICAL FLUID TREATMENT DEVICE COMPRISING AT LEAST ONE MEMBRANE WHICH DEFINES FLUID PATHS IN A CONTAINER BETWEEN ELECTRODES, FIRST, SECOND AND THIRD ELECTRODES, THE SECOND AND THIRD ELECTRODES BEING IN PROXIMITY TO ONE ANOTHER AND SPACED FROM THE FIRST ELECTRODE, MEANS FOR SUPPLYING CURRENT TO THE ELECTRODES SO THAT THE SECOND AND THIRD ELECTRODES ARE OF OPPOSITE POLARITIES,
Claim 2
Dependent Claim
59 words
AN ELECTROCHEMICAL FLUID TREATMENT DEVICE COMPRISING AT LEAST ONE MEMBRANE WHICH DEFINES FLUID PATHS IN A CONTAINER BETWEEN ELECTRODES, FIRST, SECOND AND THIRD ELECTRODES, THE SECOND AND THIRD ELECTRODES BEING IN PROXIMITY TO ONE ANOTHER AND SPACED FROM THE FIRST ELECTRODE, MEANS FOR SUPPLYING CURRENT TO THE ELECTRODES SO THAT THE SECOND AND THIRD ELECTRODES ARE OF OPPOSITE POLARITIES,
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |