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US2800250A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Sutherland Paper Co
•
Filing: 1953-10-05
•
Granted: 1957-07-23
•
Expires: 1973-10-05
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Abstract

No abstract record available.

Inventors

  • 👤 Kenneth T Buttery

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 12:37
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/36; B65D5/3607; B65D71/00; B65D71/0003; B65D71/0014; B65D2571/00; B65D2571/00123; B65D2571/00129; B65D2571/00135; B65D2571/00141; B65D2571/00333; B65D2571/00339; B65D2571/00432; B65D2571/00456; B65D2571/00475; B65D2571/00487; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/00722; B65D2571/00728; B65D2571/00783; B65D2571/00833; B65D2571/00932; B65D2571/00938; B65D2571/00944; B65D2571/00956

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US732071A Cited
US801579A Cited
US2555655A Cited
US2652968A Cited
US2537615A Cited
US2630264A Cited
US2576179A Cited
US2756900A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-07-22 1961-01-21 1961-07-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-07-22 1965-01-21 1965-07-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-07-22 1969-01-21 1969-07-23 $7700.00 Window Closed / Lapsed

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