US2663750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat cell electric battery
Assignee: Piles Wonder SA Ste
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Filing: 1952-06-27
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Granted: 1953-12-22
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Expires: 1972-06-27
Abstract
No abstract record available.
Inventors
- 👤 Paillet Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:50
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/12; H01M50/00; H01M50/10; H01M50/102; H01M50/109; H01M6/42; H01M6/46; H01M6/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
IN A DRY CELL BATTERY CONSTRUCTION CONTAINING AT LEAST ONE CELLULAR UNIT OF A ZINC ANODE, ELECTROLYTE, DEPOLARIZER AND CARBON CATHODE, IN WHICH EACH CELL IN A PLURALITY OF CELLS MAY BE SEPARATELY TESTED BY CONTACTING THE SIDES OF THE SUCCESSIVE ZINC ANODES, THE ARRANGEMENT COMPRISING AN OUTER INSULATING RETAINING FRAME HAVING TWO PARALLEL UPWARDLY EXTENDING FLANGE PORTIONS DEFINING A RING-SHAPED TROUGH THEREBETWEEN, A DOWNWARDLY EXTENDING FLANGE UNDER
Claim 2
Dependent Claim
68 words
IN A DRY CELL BATTERY CONSTRUCTION CONTAINING AT LEAST ONE CELLULAR UNIT OF A ZINC ANODE, ELECTROLYTE, DEPOLARIZER AND CARBON CATHODE, IN WHICH EACH CELL IN A PLURALITY OF CELLS MAY BE SEPARATELY TESTED BY CONTACTING THE SIDES OF THE SUCCESSIVE ZINC ANODES, THE ARRANGEMENT COMPRISING AN OUTER INSULATING RETAINING FRAME HAVING TWO PARALLEL UPWARDLY EXTENDING FLANGE PORTIONS DEFINING A RING-SHAPED TROUGH THEREBETWEEN, A DOWNWARDLY EXTENDING FLANGE UNDER
References Cited (Backward Citations)
DE727574C
Cited
US2591355A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |