US3542598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sea water battery employing electrolyte recirculation circuit
Assignee: United States Department of the Navy
•
Filing: 1969-02-05
•
Granted: 1970-11-24
•
Expires: 1989-02-05
Abstract
No abstract record available.
Inventors
- 👤 William D White
- 👤 James H Green
- 👤 Carl D Runge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:54
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/32; H01M6/34; H01M50/00; H01M50/70; H01M50/77
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2781413A
Cited
US3012087A
Cited
US3154040A
Cited
US3463671A
Cited
US3388003A
Cited
US3470032A
Cited
US3472699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |