Patent JPS62172384A successfully refreshed from Google Patents.
US3671325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing assembly for storage batteries
Assignee: Richardson Co
•
Filing: 1970-04-27
•
Granted: 1972-06-20
•
Expires: 1990-04-27
Abstract
Abstract A sealing assembly for the cell compartment of an electric storage battery which precludes electrolyte overfilling and comprising a rotatable sealing means mounted on a filling well and cooperable with the cell compartments capping means so as to close the void space within the cell compartment to the atmosphere during filling and open the void space when the capping means close the filling well.
Inventors
- 👤 Verlin A Mocas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:59
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/30; H01M50/308; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |