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US2570644A Expired / Lapsed US ⏱️ 0.0 years remaining

Container assembly

Assignee: JACK AND HEINTZ PREC IND Inc
•
Filing: 1948-07-14
•
Granted: 1951-10-09
•
Expires: 1968-07-14
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence E Christophersen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 08:43
CPC Classifications
B; B62; B62J; B62J35/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US446748A Cited
DE325117C Cited
US1460760A Cited
US1963333A Cited
GB446438A Cited
GB446331A Cited
US2051823A Cited
GB502494A Cited
CH201488A Cited
US2423003A Cited
US2491062A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-10-08 1955-04-09 1955-10-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-10-08 1959-04-09 1959-10-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-10-08 1963-04-09 1963-10-09 $7700.00 Window Closed / Lapsed

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