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US2465982A Expired / Lapsed US ⏱️ 0.0 years remaining

Dynamoelectric machine

Assignee: Individual
•
Filing: 1945-09-13
•
Granted: 1949-03-29
•
Expires: 1965-09-13
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Abstract

No abstract record available.

Inventors

  • 👤 Martin P Winther
  • 👤 Winther Anthony

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 11:44
CPC Classifications
H; H02; H02K; H02K49/00; H02K49/02; H02K49/04; H02K49/043

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US450219A Cited
US491695A Cited
US1728633A Cited
US1825934A Cited
US2119819A Cited
US2301424A Cited
US2243318A Cited
US2220007A Cited
US2212192A Cited
US2401187A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-03-28 1952-09-27 1953-03-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-03-28 1956-09-27 1957-03-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-03-28 1960-09-27 1961-03-29 $7700.00 Window Closed / Lapsed

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