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US3014189A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrical reactor with magnetic shielding

Assignee: General Electric Canada Co
•
Filing: 1957-12-24
•
Granted: 1961-12-19
•
Expires: 1977-12-24
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Abstract

No abstract record available.

Inventors

  • 👤 Mackinnon Lloyd Joseph
  • 👤 Anthony B Trench

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 23:38
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/34; H01F27/36; H01F27/366

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US461135A Cited
US1783050A Cited
US2340081A Cited
US2560926A Cited
GB673267A Cited
US2686904A Cited
US2762019A Cited
US2696593A Cited
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US2863130A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-12-18 1965-06-19 1965-12-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-12-18 1969-06-19 1969-12-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-12-18 1973-06-19 1973-12-19 $7700.00 Window Closed / Lapsed

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