Patent US3144356A successfully refreshed from Google Patents.
US3144356A
Expired / Lapsed
US
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Battery grid alloy
Assignee: Exide Technologies LLC
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Filing: 1960-08-11
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Granted: 1964-08-11
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Expires: 1980-08-11
Abstract
No abstract record available.
Inventors
- 👤 Dover Andor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:18
CPC Classifications
C; C22; C22C; C22C11/00; C22C11/08; C22C11/10; H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/66; H01M4/68; H01M4/685; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
IN A STORAGE BATTERY GRID CONTAINING FROM 2.0% TO 6.0% ANTIMONY, 0.3% TO 0.8% ARSENIC, 0.14% TO 0.7% TIN AND THE BALANCE LEAD, THE IMPROVEMENT WHICH CONSISTS OF THE ADDITION OF FROM 0.3 TO 0.01% CADMIUM, IN INVERSE PROPORTION TO THE AMOUNT OF ANTIMONY PRESENT.
Claim 2
Dependent Claim
45 words
IN A STORAGE BATTERY GRID CONTAINING FROM 2.0% TO 6.0% ANTIMONY, 0.3% TO 0.8% ARSENIC, 0.14% TO 0.7% TIN AND THE BALANCE LEAD, THE IMPROVEMENT WHICH CONSISTS OF THE ADDITION OF FROM 0.3 TO 0.01% CADMIUM, IN INVERSE PROPORTION TO THE AMOUNT OF ANTIMONY PRESENT.
References Cited (Backward Citations)
US1807788A
Cited
GB209749A
Cited
US2060533A
Cited
US2375755A
Cited
US2446996A
Cited
US2678341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |