US692298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positive electrode for accumulators with constant electrolyte.
Assignee: Individual
•
Filing: 1900-03-16
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Granted: 1902-02-04
•
Expires: 1920-03-16
Abstract
No abstract record available.
Inventors
- 👤 Ernst Waldemar Jungner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:39
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/34; 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) | 1905-02-03 | 1905-08-05 | 1906-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-02-03 | 1909-08-05 | 1910-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-02-03 | 1913-08-05 | 1914-02-04 | $7700.00 | Window Closed / Lapsed |