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Patent US2905738A successfully refreshed from Google Patents.
US2905738A
Expired / Lapsed
US
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Battery electrode structure
Assignee: Yardney International Corp
•
Filing: 1955-12-14
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Granted: 1959-09-22
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Expires: 1975-12-14
Abstract
No abstract record available.
Inventors
- 👤 Pasquale Renato Di
- 👤 Charles M Gold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:03
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US274905A
Cited
US1843531A
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US2075492A
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US2515204A
Cited
US2636916A
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US2626294A
Cited
US2701271A
Cited
US2704781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |