US2737487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic apparatus
Assignee: AT&T Inc
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Filing: 1951-11-06
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Granted: 1956-03-06
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Expires: 1971-11-06
Abstract
No abstract record available.
Inventors
- 👤 Vincent A Rayburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:00
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/06; C25D7/0614; C08; C08B; C08B1/00; C08B1/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A GENERALLY RECTANGULAR, OPEN-TOPPED ELECTROLYTIC CELL HAVING BOTTOM AND SIDE WALLS THROUGH WHICH A PLURALITY OF WIRES ARE ADVANCED IN PARALLEL, SIDE-BY-SIDE RELATIONSHIP IN THE SAME PLANE SUBMERGED IN ELECTROCYLTE, THE IMPROVEMENT WHICH COMPRISES A MANIFOLD REMOVABLY POSITIONED TRANSVERSELY ACROSS THE CELL AND COOPERATING WITH THE BOTTOM AND SIDE WALLS THEREOF TO CLOSE ONE END OF THE CELL, SAID MANIFOLD BEING COMPOSED OF HARD RUBBER AND HAVING A CAVITY FORMED THEREIN EXTENDING TRANSVERSELY ACROSS THE CELL AND ALSO HAVING A PLURALITY OF ORIFICES LEASING FROM THE CAVITY TO THE CELL AT EQUAL INTERVALS ACROSS THE CELL, A WEIR COMPOSED OF TOUGH, FLEXIBLE RUBBER REMOVABLY SNAPPED INTO LIQUID-TIGHT ENGAGEMENT WITH THE TOP OF THE MANIFOLD AND HAVING A PLURALITY OF SPACED SLOTS AT THE TOP THEREOF THROUGH WHICH THE ADVANCING WIRES AND SMALL QUANTITY OF ELECTROLYTE PASS, AN ELECTROLYTE SUPPLY PIPE COMMUNICATING WITH SAID CAVITY IN THE MANIFOLD, AND A VALVE LOCATED IN THE SUPPLY PIPE FOR REGULATING THE RATE AT WHICH ELECTROLYTE IS INTRODUCED INTO THE MANIFOLD.
Claim 2
Dependent Claim
168 words
IN A GENERALLY RECTANGULAR, OPEN-TOPPED ELECTROLYTIC CELL HAVING BOTTOM AND SIDE WALLS THROUGH WHICH A PLURALITY OF WIRES ARE ADVANCED IN PARALLEL, SIDE-BY-SIDE RELATIONSHIP IN THE SAME PLANE SUBMERGED IN ELECTROCYLTE, THE IMPROVEMENT WHICH COMPRISES A MANIFOLD REMOVABLY POSITIONED TRANSVERSELY ACROSS THE CELL AND COOPERATING WITH THE BOTTOM AND SIDE WALLS THEREOF TO CLOSE ONE END OF THE CELL, SAID MANIFOLD BEING COMPOSED OF HARD RUBBER AND HAVING A CAVITY FORMED THEREIN EXTENDING TRANSVERSELY ACROSS THE CELL AND ALSO HAVING A PLURALITY OF ORIFICES LEASING FROM THE CAVITY TO THE CELL AT EQUAL INTERVALS ACROSS THE CELL, A WEIR COMPOSED OF TOUGH, FLEXIBLE RUBBER REMOVABLY SNAPPED INTO LIQUID-TIGHT ENGAGEMENT WITH THE TOP OF THE MANIFOLD AND HAVING A PLURALITY OF SPACED SLOTS AT THE TOP THEREOF THROUGH WHICH THE ADVANCING WIRES AND SMALL QUANTITY OF ELECTROLYTE PASS, AN ELECTROLYTE SUPPLY PIPE COMMUNICATING WITH SAID CAVITY IN THE MANIFOLD, AND A VALVE LOCATED IN THE SUPPLY PIPE FOR REGULATING THE RATE AT WHICH ELECTROLYTE IS INTRODUCED INTO THE MANIFOLD.
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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) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |