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US4511079A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable dimension container

Assignee: Smurfit Kappa Packaging Corp
•
Filing: 1983-11-03
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Granted: 1985-04-16
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Expires: 2003-11-03
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Abstract

Abstract A one-piece collapsible paperboard container having internal panels which may be folded in alternate positions to accommodate varying the inner dimensions of the container for the packaging of articles of varying sizes.

Inventors

  • 👤 Louis Lopez

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 03:15
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/0005; B65D5/18; Y; Y10; Y10S; Y10S206/00; Y10S206/815

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 239 words
A self-contained, variable inner dimension, collapsible container formed from a unitary blank of foldable sheet material, such as paperboard, comprising: (a) a bottom wall panel; (b) front and rear side wall panels foldably joined to and upstanding from front and rear side edges of said bottom wall panel; (c) a pair of opposed end walls each including: (i) an intermediate panel foldably joined to an end edge of one of said side wall panels; (ii) an outer panel foldably joined to an end edge of the other of said side wall panels; (iii) an inner panel foldably joined to an upper edge of said outer panel; (d) means for varying an inner dimension of said container, to accomodate alternate packaging of items of different lengths, said means including a pair of anchor panels extending inwardly from respective end wall outer panels; (e) each of said anchor panels including: (i) a first panel section foldably joined at its outer edge to a lower edge of a related end wall and disposed to overlie an adjacent end portion of said bottom wall panel; (ii) a second panel section foldably joined at its outer edge to an adjacent inner edge of said first panel section and adapted alternately to either overlie said bottom wall panel or be folded upwardly and outwardly to extend over said first section to said related end wall inner panel to shorten an inner dimension of said container.
Claim 2
Dependent Claim 239 words
A self-contained, variable inner dimension, collapsible container formed from a unitary blank of foldable sheet material, such as paperboard, comprising: (a) a bottom wall panel; (b) front and rear side wall panels foldably joined to and upstanding from front and rear side edges of said bottom wall panel; (c) a pair of opposed end walls each including: (i) an intermediate panel foldably joined to an end edge of one of said side wall panels; (ii) an outer panel foldably joined to an end edge of the other of said side wall panels; (iii) an inner panel foldably joined to an upper edge of said outer panel; (d) means for varying an inner dimension of said container, to accomodate alternate packaging of items of different lengths, said means including a pair of anchor panels extending inwardly from respective end wall outer panels; (e) each of said anchor panels including: (i) a first panel section foldably joined at its outer edge to a lower edge of a related end wall and disposed to overlie an adjacent end portion of said bottom wall panel; (ii) a second panel section foldably joined at its outer edge to an adjacent inner edge of said first panel section and adapted alternately to either overlie said bottom wall panel or be folded upwardly and outwardly to extend over said first section to said related end wall inner panel to shorten an inner dimension of said container.
Claim 3
Dependent Claim 44 words
A container according to claim 1, wherein said end wall intermediate panel is sandwiched between said end wall outer and inner panels and wherein said inner panel has a lock tab which is receivable within an opening of a related anchor panel first section.
Claim 4
Dependent Claim 31 words
A container according to claim 1, wherein each of said anchor panel second sections has a lock tab which is receivable within an opening of a related end wall inner panel.

References Cited (Backward Citations)

US1703042A Cited
US2090200A Cited
US2307146A Cited
US2637481A Cited
FR1066597A Cited
US2979251A Cited
FR1358615A Cited
FR2344254A1 Cited
US4326633A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1988-04-15 1988-10-15 1989-04-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1992-04-15 1992-10-15 1993-04-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1996-04-15 1996-10-15 1997-04-16 $7700.00 Window Closed / Lapsed

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