Patent US2862864A successfully refreshed from Google Patents.
US2862864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic apparatus
Assignee: Pintsch Bamag AG
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Filing: 1954-08-10
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Granted: 1958-12-02
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Expires: 1974-08-10
Abstract
No abstract record available.
Inventors
- 👤 Berghaus Ewald Oberste
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:57
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/70; C25B9/73; C25B9/77; C25B9/60; C25B9/65; C25B9/75
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
400 words
A BIPOLAR ELECTROLYTIC DECOMPOSER COMPRISING, IN COMBINATION, A PLURALITY OF CELL FRAMES ARRANGED NEXT TO EACH OTHER IN A ROW WITH ONE CELL FRAME HAVING A SIDE FACE CONTACTING THE ADJACENT SIDE FACE OF THE NEXT CELL FRAME, EACH FRAME BEING FORMED WITH FIRST, SECOND AND THIRD OPENINGS, EACH PAIR OF CONTACTING SIDE FACES OF SAID FRAMES BEING MIRROR IMAGES OF EACH OTHER AND ONE SIDE FACE OF EACH FRAME BEING FORMED WITH A GROOVE EXTENDING FROM SAID FIRST OPENING TO SAID SECOND OPENINGS WHILE THE OPPOSITE SIDE FACE OF EACH FRAME IS FORMED WITH A GROOVE EXTENDING FROM SAID FIRST OPENING TO SAID THIRD OPENING, SAID FIRST, SECOND AND THIRD OPENINGS OF SAID FRAMES FORMING, RESPECTIVELY, FIRST SECOND AND THIRD PASAGES EXTENDING THROUGH SAID FRAMES, EACH FRAME BEING FORMED WITH A FOURTH OPENING LOCATED BETWEEN SAID FIRST AND SECOND OPENINGS, WITH A FIFTH OPENING LOCATED BETWEEN SAID FIRST AND THIRD OPENINGS AND WITH SIXTH AND SEVENTH OPENINGS RESPECTIVELY LOCATED BESIDE SAID SECOND AND THIRD OPENINGS, THE FRAME AT ONE END OF THE ROW OF FRAMES BEING FORMED WITH A PAIR OF BORES RESPECTIVELY PROVIDING COM-MUNICATION IN SAID ONE END FRAME BETWEEN SAID SECOND AND FOURTH OPENINGS, ON THE ONE HAND, AND SAID SECOND FIFTH OPENINGS, ON THE OTHER HAND, AND THE FRAME AT THE OPPOSITE END OF SAID ROW OF FRAMES BEING FORMED WITH A PAIR OF BORES PROVIDING COMMUNICATION IN SAID OPPOSITE END FRAME BETWEEN SAID FOURTH AND SIXTH OPENINGS, ON THE ONE HAND, AND SAID FIFTH AND SEVENTH OPENINGS, ON THE OTHER HAND, SAID FOURTH, FIFTH, SIXTH AND SEVENTH OPENINGS OF SAID FRAMES RESPECTIVELY BEING ALIGNED WITH EACH OTHER TO FORM FORUTH, FIFTH, SIXTH AND SEVENTH PASSAGES EXTENDING THROUGH SAID FRAMES; A PLURALITY OF ELECTRODE SHEETS AND DIAPHRAGM SHEETS EXTENDING ACROSS SAID FIRST PASSAGES IN SAID FIRST OPENINGS OF SAID FRAMES, RESPECTIVELY AND BEING FIXED TO THE LATTER BETWEEN THE SIDE FACES THEREOF, SAID ELECTRODE SHEETS ALTERNATING WITH SAID DIAPHRAGM SHEETS TO FORMS TOGETHER WITH SAID FRAMES OF SERIES OF CELL CHAMBER WHICH COMMUNICATE THROUGH SAID GROOVES ALTERNATELY WITH SAID SECOND AND THIRD PASSAGES, WHEREBY FLUID LOCATED IN SAID LATTER PASSAGES WILL FLOW THROUGH SAID BORES OF SAD ONE END FRAME RESPECTIVELY TO SAID FOURTH ES AND FIFTH PASSAGES AND FROM THE LATTER THROUGH SAID BORES IN SAID OPPOSITE END FRAME TO SAID SIXTH AND SEVENTH PASSAGES; AN MEANS FOR HOLDING SAID FRAMES TOGETHER IN SAID ROW.
Claim 2
Dependent Claim
400 words
A BIPOLAR ELECTROLYTIC DECOMPOSER COMPRISING, IN COMBINATION, A PLURALITY OF CELL FRAMES ARRANGED NEXT TO EACH OTHER IN A ROW WITH ONE CELL FRAME HAVING A SIDE FACE CONTACTING THE ADJACENT SIDE FACE OF THE NEXT CELL FRAME, EACH FRAME BEING FORMED WITH FIRST, SECOND AND THIRD OPENINGS, EACH PAIR OF CONTACTING SIDE FACES OF SAID FRAMES BEING MIRROR IMAGES OF EACH OTHER AND ONE SIDE FACE OF EACH FRAME BEING FORMED WITH A GROOVE EXTENDING FROM SAID FIRST OPENING TO SAID SECOND OPENINGS WHILE THE OPPOSITE SIDE FACE OF EACH FRAME IS FORMED WITH A GROOVE EXTENDING FROM SAID FIRST OPENING TO SAID THIRD OPENING, SAID FIRST, SECOND AND THIRD OPENINGS OF SAID FRAMES FORMING, RESPECTIVELY, FIRST SECOND AND THIRD PASAGES EXTENDING THROUGH SAID FRAMES, EACH FRAME BEING FORMED WITH A FOURTH OPENING LOCATED BETWEEN SAID FIRST AND SECOND OPENINGS, WITH A FIFTH OPENING LOCATED BETWEEN SAID FIRST AND THIRD OPENINGS AND WITH SIXTH AND SEVENTH OPENINGS RESPECTIVELY LOCATED BESIDE SAID SECOND AND THIRD OPENINGS, THE FRAME AT ONE END OF THE ROW OF FRAMES BEING FORMED WITH A PAIR OF BORES RESPECTIVELY PROVIDING COM-MUNICATION IN SAID ONE END FRAME BETWEEN SAID SECOND AND FOURTH OPENINGS, ON THE ONE HAND, AND SAID SECOND FIFTH OPENINGS, ON THE OTHER HAND, AND THE FRAME AT THE OPPOSITE END OF SAID ROW OF FRAMES BEING FORMED WITH A PAIR OF BORES PROVIDING COMMUNICATION IN SAID OPPOSITE END FRAME BETWEEN SAID FOURTH AND SIXTH OPENINGS, ON THE ONE HAND, AND SAID FIFTH AND SEVENTH OPENINGS, ON THE OTHER HAND, SAID FOURTH, FIFTH, SIXTH AND SEVENTH OPENINGS OF SAID FRAMES RESPECTIVELY BEING ALIGNED WITH EACH OTHER TO FORM FORUTH, FIFTH, SIXTH AND SEVENTH PASSAGES EXTENDING THROUGH SAID FRAMES; A PLURALITY OF ELECTRODE SHEETS AND DIAPHRAGM SHEETS EXTENDING ACROSS SAID FIRST PASSAGES IN SAID FIRST OPENINGS OF SAID FRAMES, RESPECTIVELY AND BEING FIXED TO THE LATTER BETWEEN THE SIDE FACES THEREOF, SAID ELECTRODE SHEETS ALTERNATING WITH SAID DIAPHRAGM SHEETS TO FORMS TOGETHER WITH SAID FRAMES OF SERIES OF CELL CHAMBER WHICH COMMUNICATE THROUGH SAID GROOVES ALTERNATELY WITH SAID SECOND AND THIRD PASSAGES, WHEREBY FLUID LOCATED IN SAID LATTER PASSAGES WILL FLOW THROUGH SAID BORES OF SAD ONE END FRAME RESPECTIVELY TO SAID FOURTH ES AND FIFTH PASSAGES AND FROM THE LATTER THROUGH SAID BORES IN SAID OPPOSITE END FRAME TO SAID SIXTH AND SEVENTH PASSAGES; AN MEANS FOR HOLDING SAID FRAMES TOGETHER IN SAID ROW.
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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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |