Patent US2653293A successfully refreshed from Google Patents.
US2653293A
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US
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Battery charger
Assignee: Lorain Products Corp
•
Filing: 1947-10-17
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Granted: 1953-09-22
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Expires: 1967-10-17
Abstract
No abstract record available.
Inventors
- 👤 Henry M Huge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:23
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/02; H02J7/04; H02J7/12; H02J7/90; H02J7/933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1993914A
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US1943088A
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US2000139A
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US2040492A
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US2177556A
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US2309156A
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US2373383A
Cited
US2403891A
Cited
US2423114A
Cited
US2377180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |