US2966975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-magnetic clutch
Assignee: ITE Circuit Breaker Co
•
Filing: 1955-10-26
•
Granted: 1961-01-03
•
Expires: 1975-10-26
Abstract
No abstract record available.
Inventors
- 👤 Wiedmann Ludwig
- 👤 Hermann K Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:55
CPC Classifications
F; F16; F16D; F16D27/00; F16D27/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US754291A
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US1622939A
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GB398434A
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US2209776A
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US2217357A
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US2375783A
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US2386402A
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US2401003A
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US2430174A
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US2492205A
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US2729318A
Cited
FR1101812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |