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US816246A Expired / Lapsed US ⏱️ 0.0 years remaining

Throttle-valve for pneumatic tools.

Assignee: AURORA AUTOMATIC MACHINERY Co
•
Filing: 1905-02-24
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Granted: 1906-03-27
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Expires: 1925-02-24
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Abstract

No abstract record available.

Inventors

  • 👤 Reinhold A Norling

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 10:32
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/20; B; B67; B67D; B67D7/00; B67D7/06; B67D7/42

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) 1909-03-26 1909-09-25 1910-03-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1913-03-26 1913-09-25 1914-03-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1917-03-26 1917-09-25 1918-03-27 $7700.00 Window Closed / Lapsed

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