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US2778397A Expired / Lapsed US ⏱️ 0.0 years remaining

Cover for a loose leaf notebook or the like

Assignee: Individual
•
Filing: 1954-11-26
•
Granted: 1957-01-22
•
Expires: 1974-11-26
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Abstract

No abstract record available.

Inventors

  • 👤 Kathleen C Carrasco

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 20:00
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/0006; B42F13/0026; B42D; B42D5/00; B42D5/003; B42D5/005; B42D5/008; B42F13/16; Y; Y10; Y10S; Y10S190/00; Y10S190/90; Y10S190/901

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2115993A Cited
US2173120A Cited
US2453663A Cited
US2502275A Cited
US2536169A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-01-22 1960-07-23 1961-01-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-01-22 1964-07-23 1965-01-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-01-22 1968-07-23 1969-01-22 $7700.00 Window Closed / Lapsed

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