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US2037175A Expired / Lapsed US ⏱️ 0.0 years remaining

Sanitary handkerchief kit and method of forming same

Assignee: Individual
•
Filing: 1934-04-21
•
Granted: 1936-04-14
•
Expires: 1954-04-21
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Abstract

No abstract record available.

Inventors

  • 👤 Daisy L Northcross

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 10:14
CPC Classifications
A; A61; A61J; A61J19/00

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) 1939-04-14 1939-10-14 1940-04-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1943-04-14 1943-10-14 1944-04-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1947-04-14 1947-10-14 1948-04-14 $7700.00 Window Closed / Lapsed

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