US2766437A
Expired / Lapsed
US
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Storage battery terminal tensioning device
Assignee: Individual
•
Filing: 1954-06-11
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Granted: 1956-10-09
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Expires: 1974-06-11
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Ahlgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:52
CPC Classifications
H; H01; H01R; H01R11/00; H01R11/11; H01R11/28; H01R11/281; H01R11/282
Claims Analysis
Total Claims: 0
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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) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |