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US894784A Expired / Lapsed US ⏱️ 0.0 years remaining

Liquid-flow controller.

Assignee: Individual
•
Filing: 1906-09-25
•
Granted: 1908-07-28
•
Expires: 1926-09-25
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Abstract

No abstract record available.

Inventors

  • 👤 Sarah Vivian
  • 👤 Simon Vivian

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 00:31
CPC Classifications
G; G05; G05D; G05D7/00; G05D7/06; G05D7/0617; G05D7/0629; G05D7/0635; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7759; Y10T137/8158; Y10T137/8225; Y10T137/8275; Y10T137/8292

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) 1911-07-28 1912-01-27 1912-07-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1915-07-28 1916-01-27 1916-07-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1919-07-28 1920-01-27 1920-07-28 $7700.00 Window Closed / Lapsed

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