US3290176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric storage battery electrolyte circulator device
Assignee: Exide Technologies LLC
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Filing: 1966-05-16
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Granted: 1966-12-06
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Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Klaus K Berju
- 👤 Elmer M Strohlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:04
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/70; H01M50/73; H01M10/00; H01M10/04; H01M10/0413; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A METALLIC ELECTROLYTE CIRCULATOR DEVICE FOR USE IN AN ELECTRIC STORAGE BATTERY WHICH COMPRISES A U-SHPED STRUCTURE HAVING A FLAT BOTTOM, TWO UPSTANDING SIDES PERPENDICULAR TO THE BOTTOM, BOTH UPSTANDING SIDES HAVING AN INTERIOR WALL AND AN EXTERIOR WALL AND BEING DIVIDED INTO THREE COMPARTMENTS BY TWO PARTITIONS EXTENDING FROM A TOP COVER PLATE WHICH COVERS EACH UPSTANDING SIDE TO NEAR THE BOTTOM OF THE UPSTANDING SIDES, A SMALL SPACE BENEATH EACH PARTITION WHICH INTERCONNECTS THE COMPARTMENTS, AN APERTURE LOCATED IN THE INTERIOR WALL NEAR THE TOP OF THE MIDDLE COMPARTMENT OF BOTH UPSTANDING SIDES, AND GAS INLET MEANS PROJECTING THROUGH THE TOP COVER PLATE INTO THE OUTER COMPARTMENTS OF BOTH UPSTANDING SIDES.
Claim 2
Dependent Claim
113 words
A METALLIC ELECTROLYTE CIRCULATOR DEVICE FOR USE IN AN ELECTRIC STORAGE BATTERY WHICH COMPRISES A U-SHPED STRUCTURE HAVING A FLAT BOTTOM, TWO UPSTANDING SIDES PERPENDICULAR TO THE BOTTOM, BOTH UPSTANDING SIDES HAVING AN INTERIOR WALL AND AN EXTERIOR WALL AND BEING DIVIDED INTO THREE COMPARTMENTS BY TWO PARTITIONS EXTENDING FROM A TOP COVER PLATE WHICH COVERS EACH UPSTANDING SIDE TO NEAR THE BOTTOM OF THE UPSTANDING SIDES, A SMALL SPACE BENEATH EACH PARTITION WHICH INTERCONNECTS THE COMPARTMENTS, AN APERTURE LOCATED IN THE INTERIOR WALL NEAR THE TOP OF THE MIDDLE COMPARTMENT OF BOTH UPSTANDING SIDES, AND GAS INLET MEANS PROJECTING THROUGH THE TOP COVER PLATE INTO THE OUTER COMPARTMENTS OF BOTH UPSTANDING SIDES.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |