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US1894401A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1930-09-06
•
Granted: 1933-01-17
•
Expires: 1950-09-06
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Abstract

No abstract record available.

Inventors

  • 👤 August A Hollos

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:40
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/74; E02D5/80; E02D5/803; E02D5/801; F; F16; F16B; F16B13/00; F16B13/04; F16B13/08; F16B21/00; F16B21/10

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) 1936-01-17 1936-07-18 1937-01-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1940-01-17 1940-07-18 1941-01-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1944-01-17 1944-07-18 1945-01-17 $7700.00 Window Closed / Lapsed

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