US3304202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water activatable dry charged battery
Assignee: GNB Inc
•
Filing: 1963-06-26
•
Granted: 1967-02-14
•
Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Sam Ahmad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:24
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/06; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN COMBINATION IN A LEAD-ACID STORAGE BATTERY HAVING A CASING ENCLOSING ELECTRODE PLATES AND DEFINING A SPACE FOR ELECTROLYTE EXTENDING ABOVE SAID PLATES, A CHARGE OF ELECTROLYTE CONCENTRATE CONFINED IN SAID SPACE IN A SEALED CONTAINER, THE MATERIAL OF SAID CONTAINER BEING INSOLUBLE IN WATER AND NON-REACTIVE WITH SAID CONCENTRATE AND SOLUBLE IN AN ORGANIC SOLVENT, AND A CAPSULE CONTAINING SAID ORGANIC SOLVENT FOR SAID CONTAINER IN SAID CASING AND DISPOSED ADJACENT TO SAID CONTAINER, THE MATERIAL OF THE WALLS OF SAID CAPSULE BEING WATER-SOLUBLE.
Claim 2
Dependent Claim
85 words
IN COMBINATION IN A LEAD-ACID STORAGE BATTERY HAVING A CASING ENCLOSING ELECTRODE PLATES AND DEFINING A SPACE FOR ELECTROLYTE EXTENDING ABOVE SAID PLATES, A CHARGE OF ELECTROLYTE CONCENTRATE CONFINED IN SAID SPACE IN A SEALED CONTAINER, THE MATERIAL OF SAID CONTAINER BEING INSOLUBLE IN WATER AND NON-REACTIVE WITH SAID CONCENTRATE AND SOLUBLE IN AN ORGANIC SOLVENT, AND A CAPSULE CONTAINING SAID ORGANIC SOLVENT FOR SAID CONTAINER IN SAID CASING AND DISPOSED ADJACENT TO SAID CONTAINER, THE MATERIAL OF THE WALLS OF SAID CAPSULE BEING WATER-SOLUBLE.
References Cited (Backward Citations)
GB507035A
Cited
US574417A
Cited
US2580414A
Cited
US2778754A
Cited
US2718539A
Cited
US3067275A
Cited
US3139356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |