US2669595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkaline battery
Assignee: Individual
•
Filing: 1950-12-18
•
Granted: 1954-02-16
•
Expires: 1970-12-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Wright W Gary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:39
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/40; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A SILVER-ZINC STORAGE BATTERY COMPRISING A POSITIVE ELECTRODE HAVING A NICKEL ELEMENT, A NEGATIVE ELECTRODE HAVING A NICKEL ELEMENT, A DIALYZING MEMBRANE BETWEEN SAID NICKEL ELEMENTS, A SILVER OXIDE BETWEEN SAID FIRST NICKEL ELEMENT AND SAID MEMBRANE, ZINC BETWEEN SAID MEMBRANE AND SAID SECOND NICKEL ELEMENT, AND AN ELECTROLYTE IN WHICH ALL OF SAID ELEMENTS ARE IMMERSED, SAID ELECTROYTE BEING POTASSIUM HYDROXIDE, TO WHICH HAS BEEN ADDED AN ALKALI-HALOGEN COMPOUND.
Claim 2
Dependent Claim
70 words
A SILVER-ZINC STORAGE BATTERY COMPRISING A POSITIVE ELECTRODE HAVING A NICKEL ELEMENT, A NEGATIVE ELECTRODE HAVING A NICKEL ELEMENT, A DIALYZING MEMBRANE BETWEEN SAID NICKEL ELEMENTS, A SILVER OXIDE BETWEEN SAID FIRST NICKEL ELEMENT AND SAID MEMBRANE, ZINC BETWEEN SAID MEMBRANE AND SAID SECOND NICKEL ELEMENT, AND AN ELECTROLYTE IN WHICH ALL OF SAID ELEMENTS ARE IMMERSED, SAID ELECTROYTE BEING POTASSIUM HYDROXIDE, TO WHICH HAS BEEN ADDED AN ALKALI-HALOGEN COMPOUND.
References Cited (Backward Citations)
US457116A
Cited
US1451003A
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US942279A
Cited
US1004530A
Cited
GB324918A
Cited
US2317711A
Cited
US2451805A
Cited
US2542710A
Cited
US2601133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |