US3422384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical remotely controllable circuit breaker
Assignee: AMSTAR TECHNICAL PRODUCTS COMPANY Inc A CORP OF DE
•
Filing: 1966-07-18
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Granted: 1969-01-14
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Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Robert W Filchak
- 👤 Daniel L Neill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:52
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/22; H01H73/30; H01H73/303; H01H71/00; H01H71/10; H01H71/66; H01H71/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2220978A
Cited
US2307776A
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US2696538A
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US2743333A
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US2911501A
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US3187145A
Cited
US3174012A
Cited
US3184727A
Cited
US3209104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |