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US2859501A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1955-06-27
•
Granted: 1958-11-11
•
Expires: 1975-06-27
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Abstract

No abstract record available.

Inventors

  • 👤 Pero Gladys

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 08:43
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B3/00; A44B3/04; A44B5/00; A44B5/002; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3617

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US622201A Cited
US641565A Cited
US1333228A Cited
FR638398A Cited
US1721356A Cited
GB475279A Cited
FR1033531A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-11-10 1962-05-12 1962-11-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-11-10 1966-05-12 1966-11-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-11-10 1970-05-12 1970-11-11 $7700.00 Window Closed / Lapsed

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