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US1119909A Expired / Lapsed US ⏱️ 0.0 years remaining

Combined backwater-trap and floor-drain.

Assignee: CRAMPTON-FARLEY BRASS Co
•
Filing: 1914-02-28
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Granted: 1914-12-08
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Expires: 1934-02-28
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Abstract

No abstract record available.

Inventors

  • 👤 William S Walling

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 07:24
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/04; E03F5/042; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4463; Y10T137/4471; Y10T137/4478; Y10T137/4493; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7901

Claims Analysis

Total Claims: 0
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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) 1917-12-07 1918-06-08 1918-12-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1921-12-07 1922-06-08 1922-12-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1925-12-07 1926-06-08 1926-12-08 $7700.00 Window Closed / Lapsed

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