US2514415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage battery paste with ion exchange expander
Assignee: Individual
•
Filing: 1946-02-27
•
Granted: 1950-07-11
•
Expires: 1966-02-27
Abstract
No abstract record available.
Inventors
- 👤 Carl H Rasch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:25
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/62; H01M4/627; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
FOR A STORAGE BATERY OF THE LEAD-ACID TYPE, A PLATE HAVING A PASTE THEREON COMPRISING AN ACTIVE LEAD COMPOUND AND 0.1% TO 2%, BASED ON THE WEIGHT OF THE PASTE, OF AN AMINO ANION EXCHANGE BODY IN SMALL DISCRETE PARTICLES AND INSOLUBLE IN DILUTE SULFURIC ACID AS AN EXPANDER.
Claim 2
Dependent Claim
49 words
FOR A STORAGE BATERY OF THE LEAD-ACID TYPE, A PLATE HAVING A PASTE THEREON COMPRISING AN ACTIVE LEAD COMPOUND AND 0.1% TO 2%, BASED ON THE WEIGHT OF THE PASTE, OF AN AMINO ANION EXCHANGE BODY IN SMALL DISCRETE PARTICLES AND INSOLUBLE IN DILUTE SULFURIC ACID AS AN EXPANDER.
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) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |