US2876879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic clutches
Assignee: Valeo SE
•
Filing: 1953-07-21
•
Granted: 1959-03-10
•
Expires: 1973-07-21
Abstract
No abstract record available.
Inventors
- 👤 Maurice Jean
- 👤 Rist Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:39
CPC Classifications
F; F16; F16D; F16D27/00; F16D27/02; F16D27/04; F16D27/08; F16D13/00; F16D13/58; F16D13/70; F16D13/71; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/123; F16D2013/706
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1491426A
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US1572870A
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US1823334A
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US2057876A
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US2072070A
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US2408430A
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GB617406A
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US2672965A
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US2580869A
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US2738044A
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US2739683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |