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US2968690A
Expired / Lapsed
US
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End feed-in device
Assignee: ITE Circuit Breaker Co
•
Filing: 1956-05-04
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Granted: 1961-01-17
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Expires: 1976-05-04
Abstract
No abstract record available.
Inventors
- 👤 Louis W Higgins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:20
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1148699A
Cited
US1412748A
Cited
US1983157A
Cited
US2088845A
Cited
US2272432A
Cited
US2288139A
Cited
US2427965A
Cited
US2611800A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |