US3080445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat dry cell and battery
Assignee: Union Carbide Canada Ltd
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Filing: 1960-07-14
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Granted: 1963-03-05
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Expires: 1980-07-14
Abstract
No abstract record available.
Inventors
- 👤 Howard M Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:12
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/42; H01M6/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A BATTERY COMPRISING A STACK OF PRIMARY FLAT DRY CELLS, EACH OF WHICH COMPRISES A FLEXIBLE PLASTIC FILM WRAPPER CONTAINING A GENERALLY U-SHAPED CONSUMABLE METAL ANODE AND A SUBSTANTIALLY FLAT CATHODE COLLECTOR HAVING DEPOLARIZER MIX, CONTAINING ELECTROLYTE, ON BOTH SIDES THEREOF BETWEEN THE LEGS OF SAID U-SHAPED METAL ANODE, AND A RESILIENT CONDUCTOR AFFIXED TO AND EXTENDING OUTEARDLY FROM SAID CATHODE COLLECTOR, SAID PLASTIC FILM WRAPPER HAVING OPERLAPPING FILM SEGMENTS SEALED
Claim 2
Dependent Claim
71 words
A BATTERY COMPRISING A STACK OF PRIMARY FLAT DRY CELLS, EACH OF WHICH COMPRISES A FLEXIBLE PLASTIC FILM WRAPPER CONTAINING A GENERALLY U-SHAPED CONSUMABLE METAL ANODE AND A SUBSTANTIALLY FLAT CATHODE COLLECTOR HAVING DEPOLARIZER MIX, CONTAINING ELECTROLYTE, ON BOTH SIDES THEREOF BETWEEN THE LEGS OF SAID U-SHAPED METAL ANODE, AND A RESILIENT CONDUCTOR AFFIXED TO AND EXTENDING OUTEARDLY FROM SAID CATHODE COLLECTOR, SAID PLASTIC FILM WRAPPER HAVING OPERLAPPING FILM SEGMENTS SEALED
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |