US2987568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cells and batteries
Assignee: General Electric Co
•
Filing: 1957-09-27
•
Granted: 1961-06-06
•
Expires: 1977-09-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Weininger
- 👤 Herman A Liebhafsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:53
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/182
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
70 words
A MULTIPLE CELL BATTERY ADAPTED TO OPERATE IN A HALOGEN ATMOSPHERE COMPRISING AN INSULATING CASING AND A PLURALITY OF STACKED, SERIALLY ARRANGED SOLID ELECTROLYTE STRUCTURES WITHIN SAID CASING, AT LEAST TWO OF SAID STRUCTURES COMPRISING A UNITARY BIMETALLIC ELEMENT COMPOSED OF AN INERT METAL CATHODE AND A SILVER ANODE WHEREIN THE SILVER ANODE HAS A SILVER HALIDE FILM ON ITS EXTERNAL SURFACE, THE BIMETALLIC ELEMENT SURFACES BEING OF AN IRREGU-
References Cited (Backward Citations)
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US2615931A
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US2793244A
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USRE24408E
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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) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |