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US3007093A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable capacitor

Assignee: RCA Corp
•
Filing: 1959-03-27
•
Granted: 1961-10-31
•
Expires: 1979-03-27
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Abstract

No abstract record available.

Inventors

  • 👤 Louis E Potter
  • 👤 Edward A Bennett

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 06:14
CPC Classifications
H; H01; H01G; H01G5/00; H01G5/04; H01G5/12; H01G5/14

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE542364C Cited
DE922841C Cited
US2535367A Cited
US2581966A Cited
US2809547A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-10-30 1965-05-01 1965-10-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-10-30 1969-05-01 1969-10-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-10-30 1973-05-01 1973-10-31 $7700.00 Window Closed / Lapsed

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