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US2769376A Expired / Lapsed US ⏱️ 0.0 years remaining

Mechanism for opening collapsed tubular cartons

Assignee: Container Corp
•
Filing: 1955-05-31
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Granted: 1956-11-06
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Expires: 1975-05-31
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Francis A Chidsey
  • 👤 Joseph H Walter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 21:22
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/74; B31B50/76; B31B50/78; B31B2100/00; B31B2120/00; B31B2120/30; B31B50/02; B31B50/04; B31B50/06; B31B50/062; B31B50/064

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US805736A Cited
US1669357A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-11-06 1960-05-07 1960-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-11-06 1964-05-07 1964-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-11-06 1968-05-07 1968-11-06 $7700.00 Window Closed / Lapsed

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