US2849519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage battery plates
Assignee: Exide Technologies LLC
•
Filing: 1954-08-03
•
Granted: 1958-08-26
•
Expires: 1974-08-03
Abstract
No abstract record available.
Inventors
- 👤 Clark R Freas
- 👤 William S Graff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:56
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/34; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
52 words
A POSITIVE PLATE FOR SILVER ZINC BATTERIES COMPRISING COMMINUTED PARTICLES OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF SILVER OXIDE AND SILVER PEROXIDE, ONLY THE PARTICLES ON THE SURFACES OF SAID PLATE BEING SINTERED TOGETHER, AND THE PARTICLES THROUGHOUT THE BODY OF SAID PLATE BEING IN A POROUS AND UNSINTERED CONDITION.
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) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |