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US1079225A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric heater.

Assignee: Individual
•
Filing: 1912-12-19
•
Granted: 1913-11-18
•
Expires: 1932-12-19
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Abstract

No abstract record available.

Inventors

  • 👤 William Dubilier

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 17:17
CPC Classifications
F; F24; F24H; F24H3/00; F24H3/002

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) 1916-11-17 1917-05-19 1917-11-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1920-11-17 1921-05-19 1921-11-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1924-11-17 1925-05-19 1925-11-18 $7700.00 Window Closed / Lapsed

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