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US1164892A Expired / Lapsed US ⏱️ 0.0 years remaining

Waste-pipe cleaner.

Assignee: Individual
•
Filing: 1915-05-07
•
Granted: 1915-12-21
•
Expires: 1935-05-07
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Abstract

No abstract record available.

Inventors

  • 👤 Ore E Townsend

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 11:52
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/44; F16K1/443; F16K1/446; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684

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) 1918-12-20 1919-06-21 1919-12-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1922-12-20 1923-06-21 1923-12-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1926-12-20 1927-06-21 1927-12-21 $7700.00 Window Closed / Lapsed

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