US3005864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sea water battery
Assignee: AT&T Inc
•
Filing: 1945-03-29
•
Granted: 1961-10-24
•
Expires: 1965-03-29
Abstract
No abstract record available.
Inventors
- 👤 Duncan T Sharpe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:24
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/42; H01M6/46; H01M6/30; H01M6/32; H01M6/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A BATTERY ELECTRODE ASSEMBLY ADAPTED TO FUNCTION AS AN ELECTRIC BATTERY, WHEN IMMERSED IN AN ELECTROLYTE, COMPRISING A PLURALITY OF ELEMENTS EACH MADE UP OF THREE SUBSTANTIALLY FLEXIBLE SHEETS OF SUBSTANTIALLY THE SAME SHAPE, EACH HAVING TWO SUBSTANTIALLY PARALLEL STRAIGHT EDGES, TWO OF THE SHEETS BEING FORMED OF A MATERIAL ADAPTED TO FUNCTION AS ONE OF A CELL AND BEING FASTENED TOGETHER ALONG ONE OF SAID EDGES, THE THIRD SHEET BEING FORMED OF AN ELECTRO CHEMICALLY DISSIMILAR MATERIAL ADAPTED TO FORM THE OPPOSITE ELECTRODE OF A CELL AND BEING FASTENED ALONG ONE OF ITS EDGE OF ONE OF SAID FIRST-MENTIONED SHEETS WHICH IS OPPOSITE TO THE EDGE AT WHICH IT IS FASTENED TO THE OTHER OF SAID FIRST-MENTIONED SHEETS, SAID ELEMENTS BEING ASSEMBLED SO THAT THE SHEET OF EACH ELEMENT WHICH IS UNLIKE THE OTHER TWO SHEETS IS SANDWICHED BETWEEN BUT SPACED FROM THE TWO LIKE SHEETS OF THE NEXT SUCCEEDING ELEMENT.
Claim 2
Dependent Claim
152 words
A BATTERY ELECTRODE ASSEMBLY ADAPTED TO FUNCTION AS AN ELECTRIC BATTERY, WHEN IMMERSED IN AN ELECTROLYTE, COMPRISING A PLURALITY OF ELEMENTS EACH MADE UP OF THREE SUBSTANTIALLY FLEXIBLE SHEETS OF SUBSTANTIALLY THE SAME SHAPE, EACH HAVING TWO SUBSTANTIALLY PARALLEL STRAIGHT EDGES, TWO OF THE SHEETS BEING FORMED OF A MATERIAL ADAPTED TO FUNCTION AS ONE OF A CELL AND BEING FASTENED TOGETHER ALONG ONE OF SAID EDGES, THE THIRD SHEET BEING FORMED OF AN ELECTRO CHEMICALLY DISSIMILAR MATERIAL ADAPTED TO FORM THE OPPOSITE ELECTRODE OF A CELL AND BEING FASTENED ALONG ONE OF ITS EDGE OF ONE OF SAID FIRST-MENTIONED SHEETS WHICH IS OPPOSITE TO THE EDGE AT WHICH IT IS FASTENED TO THE OTHER OF SAID FIRST-MENTIONED SHEETS, SAID ELEMENTS BEING ASSEMBLED SO THAT THE SHEET OF EACH ELEMENT WHICH IS UNLIKE THE OTHER TWO SHEETS IS SANDWICHED BETWEEN BUT SPACED FROM THE TWO LIKE SHEETS OF THE NEXT SUCCEEDING ELEMENT.
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) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |