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US2824901A Expired / Lapsed US ⏱️ 0.0 years remaining

Bus duct constructions

Assignee: Westinghouse Electric Corp
•
Filing: 1953-02-02
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Granted: 1958-02-25
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Expires: 1973-02-02
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Abstract

No abstract record available.

Inventors

  • 👤 Howard E Reichert
  • 👤 Samuel S Fouse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 04:40
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US439391A Cited
US502083A Cited
US926148A Cited
US1840887A Cited
US2007174A Cited
US2297170A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-02-24 1961-08-26 1962-02-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-02-24 1965-08-26 1966-02-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-02-24 1969-08-26 1970-02-25 $7700.00 Window Closed / Lapsed

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