Patent US3169889A successfully refreshed from Google Patents.
US3169889A
Expired / Lapsed
US
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Storage battery cell and method of making the same
Assignee: Gould National Batteries Inc
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Filing: 1962-09-24
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Granted: 1965-02-16
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Harold E Zahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:45
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/12; H01M10/00; H01M10/04; H01M10/0431; H01M10/24; H01M10/28; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A SELAED ALKALINE STORAGE BATTERY CELL COMPRISING, A SEALED CASING, SETS OF POSITIVE AND NEGATIVE ELECTRODE PLATES WITHIN SAID CASING, AN INTEGRAL RELATIVELY NARROW PORTION OF EACH POSITIVE PLATE CONNECTING TO ANOTHER POSITIVE PLATE OF THE SAME SET, AN INTEGRAL PORTION OF EACH NEGATIVE PLATE CONNECTING IT TO ANOTHER NEGATIVE PLATE OF THE SAME SET, A PAIR OF SEPARATORS EACH COMPRISING A SHEET OF POROUS MATERIAL SEPARATING SURFACES OF SAID POSITIVE AND NEGATIVE PLATES, INTERCONNECTING INTEGRAL PORTIONS OF SAID SEPARATORS FOLDED ONVER AND COVERING OPPOSITE SURFACES OF EACH OF SAID INTEGRAL PORTIONS OF THE PLATES OF AT LEAST ONE OF THE SETS OF PLATES, SAID SEPARATORS HAVING MARGINAL PORTIONS PROJECTING OUTWARDLY TOWARD SAID CASING ROM THE EDGES OF SAID PLATES, SAID MARGINAL PORTIONS BEING SEALED TO ONE ANOTHER ALONG THEIR OPPOSITE FACING SURFACES THEREBY COMPLETELY ENVELOPING SAID AT LEAST ONE SET OF PLATES, AND MEANS
Claim 2
Dependent Claim
145 words
A SELAED ALKALINE STORAGE BATTERY CELL COMPRISING, A SEALED CASING, SETS OF POSITIVE AND NEGATIVE ELECTRODE PLATES WITHIN SAID CASING, AN INTEGRAL RELATIVELY NARROW PORTION OF EACH POSITIVE PLATE CONNECTING TO ANOTHER POSITIVE PLATE OF THE SAME SET, AN INTEGRAL PORTION OF EACH NEGATIVE PLATE CONNECTING IT TO ANOTHER NEGATIVE PLATE OF THE SAME SET, A PAIR OF SEPARATORS EACH COMPRISING A SHEET OF POROUS MATERIAL SEPARATING SURFACES OF SAID POSITIVE AND NEGATIVE PLATES, INTERCONNECTING INTEGRAL PORTIONS OF SAID SEPARATORS FOLDED ONVER AND COVERING OPPOSITE SURFACES OF EACH OF SAID INTEGRAL PORTIONS OF THE PLATES OF AT LEAST ONE OF THE SETS OF PLATES, SAID SEPARATORS HAVING MARGINAL PORTIONS PROJECTING OUTWARDLY TOWARD SAID CASING ROM THE EDGES OF SAID PLATES, SAID MARGINAL PORTIONS BEING SEALED TO ONE ANOTHER ALONG THEIR OPPOSITE FACING SURFACES THEREBY COMPLETELY ENVELOPING SAID AT LEAST ONE SET OF PLATES, AND MEANS
References Cited (Backward Citations)
US2851509A
Cited
US2971999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |