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US1226253A Expired / Lapsed US ⏱️ 0.0 years remaining

Charging and discharging of automatic ovens, proofing-chambers, and the like.

Assignee: Werner & Pfleiderer Co
•
Filing: 1916-08-17
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Granted: 1917-05-15
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Expires: 1936-08-17
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Abstract

No abstract record available.

Inventors

  • 👤 Louis Charles Reese

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 17:47
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/38; A; A21; A21C; A21C13/00; A21C13/02; B65G2201/00; B65G2201/02; B65G2201/0229

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1920-05-14 1920-11-13 1921-05-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1924-05-14 1924-11-13 1925-05-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1928-05-14 1928-11-13 1929-05-15 $7700.00 Window Closed / Lapsed

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