US3386006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power failure control circuit sensitive to power restoration for a circuit breaker
Assignee: Heinemann Electric Co
•
Filing: 1965-09-24
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Granted: 1968-05-28
•
Expires: 1985-09-24
Abstract
No abstract record available.
Inventors
- 👤 John N Runge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:47
CPC Classifications
H; H02; H02H; H02H3/00; H02H3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127542A
Cited
US3307075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |