Patent US3741814A successfully refreshed from Google Patents.
US3741814A
Expired / Lapsed
US
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Battery having wrapper comprising laminates of metal and electricallyconductive plastic
Assignee: ESB Inc
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Filing: 1970-12-21
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Granted: 1973-06-26
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Expires: 1990-12-21
Abstract
Abstract A BATTERY HAS A WRAPPER CONSISTING OF TWO PIECE SEALED AROUND THEIR PERIMETERS. EACH WRAPPER PIECE COMPRISES A LIMITE OF METAL AND ELECTRICALLY CONDUCTIVE PLASTIC, THE CONDUCTIVE PLASTIC IN EACH OF THE LAMITES BEING IN CONTACT WITH AN END ELECTRODE WITHIN THE BATTERY. THE WRAPPER PIECE ARE CLOSED AROUND THEIR PERIMETERS TO PREDUCE A LIQUID IMPERIOUS SEALED BATTERY. PREFERABLY, THE METAL IN EACH OF THE TWO WRAPPER LAMINATES COMPRISES A FOIL OF STEEL. THE LAMINATED WRAPPER PIECES MAY BE USED TO ENCLOSE EITHER MULTI-CELL OR SINGLE CELL BATTERIES. D R A W I N G
Inventors
- 👤 J Bilhorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:05
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/42; H01M6/46; H01M6/48; H01M50/00; H01M50/10; H01M50/102; H01M50/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |