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US2816233A Expired / Lapsed US ⏱️ 0.0 years remaining

Ice detector

Assignee: Electronics Corp of America
•
Filing: 1954-01-28
•
Granted: 1957-12-10
•
Expires: 1974-01-28
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Abstract

No abstract record available.

Inventors

  • 👤 Albert F Krueger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 18:51
CPC Classifications
B; B64; B64D; B64D15/00; B64D15/20

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2237193A Cited
US2275745A Cited
US2412165A Cited
US2480846A Cited
US2525638A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-12-09 1961-06-10 1961-12-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-12-09 1965-06-10 1965-12-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-12-09 1969-06-10 1969-12-10 $7700.00 Window Closed / Lapsed

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