US2681376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkaline primary battery and electrolyte therefor
Assignee: Individual
•
Filing: 1950-05-05
•
Granted: 1954-06-15
•
Expires: 1970-05-05
Abstract
No abstract record available.
Inventors
- 👤 Irving A Denison
- 👤 Paul L Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:29
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
AN ELECTRIC BATTERY COMPRISING A NEGATIVE ELECTRODE OF ZINC CONTAINING MATERIAL, A POSITIVE ELECTRODE OF AN ELECTROLYTICALLY FORMED SILVER PEROXIDE, AN ELECTROLYTE, OF A WATER SOLUTION OF AN ALKALI METAL HYDROXIDE, AND A SALTING OUT COMPOUND CONSISTING OF A WEAK ACID FORMED FROM A NON-METALLIC OXIDE OF THE TYPE PRODUCING HYDROXYL IONS UPON HYDROLYSIS, WHEREBY THE HYDROXYL ION
Claim 2
Dependent Claim
58 words
AN ELECTRIC BATTERY COMPRISING A NEGATIVE ELECTRODE OF ZINC CONTAINING MATERIAL, A POSITIVE ELECTRODE OF AN ELECTROLYTICALLY FORMED SILVER PEROXIDE, AN ELECTROLYTE, OF A WATER SOLUTION OF AN ALKALI METAL HYDROXIDE, AND A SALTING OUT COMPOUND CONSISTING OF A WEAK ACID FORMED FROM A NON-METALLIC OXIDE OF THE TYPE PRODUCING HYDROXYL IONS UPON HYDROLYSIS, WHEREBY THE HYDROXYL ION
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) | 1957-06-14 | 1957-12-14 | 1958-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-14 | 1961-12-14 | 1962-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-14 | 1965-12-14 | 1966-06-15 | $7700.00 | Window Closed / Lapsed |