US3527994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scr battery charger with tunnel diode current controls
Assignee: Bendix Corp
•
Filing: 1966-07-12
•
Granted: 1970-09-08
•
Expires: 1986-07-12
Abstract
No abstract record available.
Inventors
- 👤 Leo B Bourgeault
- 👤 Alfred W Wohlberg
- 👤 Albert W Compoly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:26
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/02; H02J2207/00; H02J2207/20; Y; Y10; Y10S; Y10S320/00; Y10S320/13; Y10S320/18; Y10S320/19; Y10S320/22; Y10S320/23; Y10S320/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2898539A
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US3018432A
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US3230440A
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US3304488A
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US3309599A
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US3321698A
Cited
US3390321A
Cited
US3300704A
Cited
US3317793A
Cited
US3372324A
Cited
US3378750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |