Patent US3453518A successfully refreshed from Google Patents.
US3453518A
Expired / Lapsed
US
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Battery charging control device
Assignee: Meritor Inc
•
Filing: 1966-10-05
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Granted: 1969-07-01
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Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 Ronald E Rose
- 👤 Donald W Stambaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:17
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/02; H02J2207/00; H02J2207/20; H02J7/90; H02J7/971; H02J7/975; H02J7/977
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3041521A
Cited
US3106665A
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US3096475A
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US3173078A
Cited
US3214670A
Cited
US3310729A
Cited
US3305725A
Cited
US3350618A
Cited
US3329881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |