US2615930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making positive electrodes for battery cells
Assignee: Thomas A Edison Inc
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Filing: 1950-07-28
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Granted: 1952-10-28
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Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Moulton Joseph Donald
- 👤 Robert F Enters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:59
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/34; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE METHOD OF MAKING A POSITIVE PLATE FOR USE IN A BATTERY CELL WHICH INCLUDES APPLYING A PASTE OF SILVER OXIDE AND WATER TO A METALIC GAUZE PLATE, HEATING TO DECOMPOSE SAID OXIDE WHEREFORE TO LEAVE A COATING OF METALLIC SILVER ON SAID PLATE, PRESSING THE PLATE TO DENSIFY THE SILVER AND FORCE IT INTO FIRM ENGAGEMENT WITH THE GRID WHILE MAINTAINING A PART OF ITS POROSITY, AND ELECTROLYZING THE SILVER AS ANODE IN AN ALKALI SOLUTION AGAINST AN INERT CATHODE TO CONVERT SUBSTANTIALLY ALL OF THE METALLIC SILVER INTO AG2/2 TIGHTLY ADHERING TO THE GRID.
Claim 2
Independent Claim
96 words
THE METHOD OF MAKING A POSITIVE PLATE FOR USE IN A BATTERY CELL WHICH INCLUDES APPLYING A PASTE OF SILVER OXIDE AND WATER TO A METALIC GAUZE PLATE, HEATING TO DECOMPOSE SAID OXIDE WHEREFORE TO LEAVE A COATING OF METALLIC SILVER ON SAID PLATE, PRESSING THE PLATE TO DENSIFY THE SILVER AND FORCE IT INTO FIRM ENGAGEMENT WITH THE GRID WHILE MAINTAINING A PART OF ITS POROSITY, AND ELECTROLYZING THE SILVER AS ANODE IN AN ALKALI SOLUTION AGAINST AN INERT CATHODE TO CONVERT SUBSTANTIALLY ALL OF THE METALLIC SILVER INTO AG2/2 TIGHTLY ADHERING TO THE GRID.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |