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US2947915A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrical control apparatus

Assignee: Honeywell Inc
•
Filing: 1954-12-03
•
Granted: 1960-08-02
•
Expires: 1974-12-03
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas A Patchell

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:06
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/1906; G05D23/1909

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2093745A Cited
US2275452A Cited
US2278633A Cited
US2451858A Cited
US2553060A Cited
US2550527A Cited
US2794105A Cited
US2773220A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-08-02 1964-02-01 1964-08-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-08-02 1968-02-01 1968-08-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-08-02 1972-02-01 1972-08-02 $7700.00 Window Closed / Lapsed

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