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US2423541A Expired / Lapsed US ⏱️ 0.0 years remaining

Condition controlling apparatus

Assignee: Honeywell Inc
•
Filing: 1944-08-25
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Granted: 1947-07-08
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Expires: 1964-08-25
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Abstract

No abstract record available.

Inventors

  • 👤 John M Wilson
  • 👤 Francis A Busse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:56
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/013

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2144105A Cited
US2144668A Cited
US2282442A Cited
US2272492A Cited
US2370847A Cited
US2327690A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1950-07-07 1951-01-06 1951-07-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1954-07-07 1955-01-06 1955-07-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1958-07-07 1959-01-06 1959-07-08 $7700.00 Window Closed / Lapsed

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