Patent US629372A successfully refreshed from Google Patents.
US629372A
Expired / Lapsed
US
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Storage battery.
Assignee: Electric Power Development Co Ltd
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Filing: 1898-08-29
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Granted: 1899-07-25
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Expires: 1918-08-29
Abstract
No abstract record available.
Inventors
- 👤 Charles W Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:05
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/05; H01M10/052; H01M10/0525; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1902-07-25 | 1903-01-24 | 1903-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-07-25 | 1907-01-24 | 1907-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-07-25 | 1911-01-24 | 1911-07-26 | $7700.00 | Window Closed / Lapsed |