Patent US2689876A successfully refreshed from Google Patents.
US2689876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid ion electrolyte battery
Assignee: United States Department of the Army
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Filing: 1953-06-19
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Granted: 1954-09-21
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Expires: 1973-06-19
Abstract
No abstract record available.
Inventors
- 👤 Lehovec Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:55
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/182
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A PRIMARY CELL INCLUDING A NEGATIVE ELECTRODE, A POSITIVE ELECTRODE COMPRISING A SUBSTANCE REDUCIBLE BY SAID NEGATIVE ELECTRODE AND A SOLID CRYSTALLINE ELECTROLYTE BETWEEN AND IN CONTACT WITH SAID ELECTRODES.
Claim 2
Dependent Claim
30 words
A PRIMARY CELL INCLUDING A NEGATIVE ELECTRODE, A POSITIVE ELECTRODE COMPRISING A SUBSTANCE REDUCIBLE BY SAID NEGATIVE ELECTRODE AND A SOLID CRYSTALLINE ELECTROLYTE BETWEEN AND IN CONTACT WITH SAID ELECTRODES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |