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US2745323A Expired / Lapsed US ⏱️ 0.0 years remaining

Flat top container fabricating machine

Assignee: Ex-Cell-O Corp
•
Filing: 1952-11-10
•
Granted: 1956-05-15
•
Expires: 1972-11-10
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Abstract

No abstract record available.

Inventors

  • 👤 Charles Z Monroe
  • 👤 James F Earp

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 01:06
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/004; B31B50/0044; B31B50/26; B31B50/28; B31B50/30; B31B50/32; B31B50/322; B31B50/52

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2059403A Cited
US2032343A Cited
US2071247A Cited
US2217784A Cited
US2200276A Cited
US2357535A Cited
US2370757A Cited
US2316867A Cited
US2663981A Cited
US2625778A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-05-15 1959-11-14 1960-05-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-05-15 1963-11-14 1964-05-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-05-15 1967-11-14 1968-05-15 $7700.00 Window Closed / Lapsed

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