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US2572218A Expired / Lapsed US ⏱️ 0.0 years remaining

Attachment for the ends of electric bus bar ducts

Assignee: General Electric Co
•
Filing: 1949-02-17
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Granted: 1951-10-23
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Expires: 1969-02-17
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Abstract

No abstract record available.

Inventors

  • 👤 Cecil B Turton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 05:29
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1217398A Cited
US2042778A Cited
US2291490A Cited
US2384487A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-10-22 1955-04-23 1955-10-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-10-22 1959-04-23 1959-10-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-10-22 1963-04-23 1963-10-23 $7700.00 Window Closed / Lapsed

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