US3022365A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deferred action electric battery
Assignee: Union Carbide Corp
•
Filing: 1946-12-26
•
Granted: 1962-02-20
•
Expires: 1966-12-26
Abstract
No abstract record available.
Inventors
- 👤 Albert G Saurwein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:25
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/36; H01M6/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB190620398A
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US985045A
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US1116818A
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US1207293A
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GB163992A
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US1497531A
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US1784216A
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US1916709A
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US2187638A
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GB526800A
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US2441896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |