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US2872036A Expired / Lapsed US ⏱️ 0.0 years remaining

Paperboard wrapper having strengthened edges

Assignee: MEAD ATLANTA PAPER Co
•
Filing: 1956-08-06
•
Granted: 1959-02-03
•
Expires: 1976-08-06
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Abstract

No abstract record available.

Inventors

  • 👤 Homer W Forrer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 14:00
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/06; B65D71/12; B65D71/14; B65D71/16; B65D71/20; B65D71/24; B65D71/26; B65D71/28; B65D71/30; B65D2571/00; B65D2571/00123; B65D2571/00129; B65D2571/00135; B65D2571/00154; B65D2571/00185; B65D2571/00197; B65D2571/00246; B65D2571/00253; B65D2571/00277; B65D2571/00432; B65D2571/00456; B65D2571/00469; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/00716; B65D2571/00833; B65D2571/00839

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2359298A Cited
US2239564A Cited
US2275424A Cited
US2362990A Cited
US2681143A Cited
US2723027A Cited
US2713451A Cited
US2765073A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-02-02 1962-08-04 1963-02-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-02-02 1966-08-04 1967-02-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-02-02 1970-08-04 1971-02-03 $7700.00 Window Closed / Lapsed

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