Patent US3732125A successfully refreshed from Google Patents.
US3732125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filling device for use with liquids
Assignee: Individual
•
Filing: 1971-10-12
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Granted: 1973-05-08
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Expires: 1991-10-12
Abstract
Abstract A DEVICE IS DISCLOSED WHICH IS SUITABLE FOR USE IN ADDING DISTILLED WATER TO STORAGE BATTERIES. THE DEVICE INCORPORATES A SIPHON TO ADD WATER TO THE BATTERY AND IS DESIGNED SUCH THAT WATER IS ADDED ONLY IF THE ELECTROLYTE LEVEL IS BELOW A PREDETERMINED LEVEL.
Inventors
- 👤 E Stroh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:36
CPC Classifications
B; B01; B01J; B01J4/00; B01J4/008; H; H01; H01M; H01M50/00; H01M50/60; H01M50/609; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7498
Claims Analysis
Total Claims: 0
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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) | 1976-05-07 | 1976-11-06 | 1977-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-07 | 1980-11-06 | 1981-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-07 | 1984-11-06 | 1985-05-08 | $7700.00 | Window Closed / Lapsed |