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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
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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 Cited
US1572870A Cited
US1823334A Cited
US2057876A Cited
US2072070A Cited
US2408430A Cited
GB617406A Cited
US2672965A Cited
US2580869A Cited
US2738044A Cited
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

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