US2398275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of salvaging battery lead
Assignee: Individual
•
Filing: 1943-05-19
•
Granted: 1946-04-09
•
Expires: 1963-05-19
Abstract
No abstract record available.
Inventors
- 👤 Harry A Alpert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:42
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/54; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/84; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108; Y10T29/49751; Y10T29/49755
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1949-04-08 | 1949-10-08 | 1950-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-08 | 1953-10-08 | 1954-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-08 | 1957-10-08 | 1958-04-09 | $7700.00 | Window Closed / Lapsed |