US2892006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Terminal seals for alkaline electric batteries
Assignee: Sonotone Corp
•
Filing: 1954-12-30
•
Granted: 1959-06-23
•
Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Belove Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:38
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/30; H01M50/308; H01M50/172; H01M50/174; H01M50/176; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1368817A
Cited
US1279953A
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US1237733A
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US2100921A
Cited
FR874836A
Cited
US2552405A
Cited
GB630663A
Cited
US2696515A
Cited
US2706166A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-22 | 1962-12-22 | 1963-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-22 | 1966-12-22 | 1967-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-22 | 1970-12-22 | 1971-06-23 | $7700.00 | Window Closed / Lapsed |