US2912594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery charging circuit
Assignee: Motors Liquidation Co
•
Filing: 1956-09-13
•
Granted: 1959-11-10
•
Expires: 1976-09-13
Abstract
No abstract record available.
Inventors
- 👤 Louis J Raver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:14
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/14; H02J7/16; H02J7/22; Y; Y10; Y10S; Y10S320/00; Y10S320/18; Y10S320/19
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2494749A
Cited
US2668271A
Cited
US1875192A
Cited
US2117141A
Cited
US2101207A
Cited
US2117018A
Cited
US2557298A
Cited
US2519650A
Cited
US2558644A
Cited
US2817830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |