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US3394288A Expired / Lapsed US ⏱️ 0.0 years remaining

Circuit arrangement of a superstabilizer of a magnetic field

Assignee: Czech Academy of Sciences
•
Filing: 1965-05-17
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Granted: 1968-07-23
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Expires: 1985-05-17
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Abstract

No abstract record available.

Inventors

  • 👤 Dadok Josef

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 06:06
CPC Classifications
G; G05; G05F; G05F7/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3179878A Cited
US3039045A Cited
US3287629A Cited
US2979641A Cited
US3191118A Cited
US3137813A Cited
US3103623A Cited
US3257608A Cited
US3080507A Cited
US3239752A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-07-23 1972-01-22 1972-07-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-07-23 1976-01-22 1976-07-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-07-23 1980-01-22 1980-07-23 $7700.00 Window Closed / Lapsed

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