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US2249477A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric gauge

Assignee: General Electric Co
•
Filing: 1940-08-24
•
Granted: 1941-07-15
•
Expires: 1960-08-24
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Abstract

No abstract record available.

Inventors

  • 👤 Hans P Kuehni

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 08:25
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1944-07-14 1945-01-13 1945-07-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1948-07-14 1949-01-13 1949-07-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1952-07-14 1953-01-13 1953-07-15 $7700.00 Window Closed / Lapsed

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