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US1407154A Expired / Lapsed US ⏱️ 0.0 years remaining

Paper machine

Assignee: Individual
•
Filing: 1920-11-15
•
Granted: 1922-02-21
•
Expires: 1940-11-15
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Abstract

No abstract record available.

Inventors

  • 👤 Frank A Headson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 14:19
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19084

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1925-02-20 1925-08-22 1926-02-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1929-02-20 1929-08-22 1930-02-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1933-02-20 1933-08-22 1934-02-21 $7700.00 Window Closed / Lapsed

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