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US4277930A Expired / Lapsed US ⏱️ 0.0 years remaining

Bags wicketed on a flexible binding

Assignee: Viskase Corp
•
Filing: 1979-01-29
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Granted: 1981-07-14
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Expires: 1999-01-29
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Abstract

Abstract A stack of flexible packaging bags, such as used in the meat packing industry in conjunction with automatic and semiautomatic packaging apparatus, made by assembling a multiplicity of flattened stacked wicket-holed bags on a flexible tubing binding threaded through the bag wicket holes to define a severable loop handle element, shank elements passing through the wicket holes in the stacked bags, and shank portion extensions adapted to secure the shank portions of the binding to wicket mounting means and to mount bag stack securing means.

Inventors

  • 👤 Joseph A. Nausedas
  • 👤 Harry P. Eichin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 13:38
CPC Classifications
B; B65; B65B; B65B43/00; B65D; B65D33/00; B65D33/001; B65D83/00; B65D83/08

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 169 words
In a continuous process for the successive packaging of individual articles in a series of articles delivered sequentially to a packaging station, the improvement comprising the steps of: providing a stack of flattened flexible packaging sheets held assembled on an elongate flexible binding member extending through registered wicket holes in said sheets, said member defining a hand grippable severable loop between the wicket holes of the topmost sheet of said stack and a shank extending from each wicket hole in the bottommost sheet of the stack, mounting the stack of sheets on a sheet dispensing wicket base means arranged and disposed to secure the shank portions of the flexible binding member, severing the flexible binding member at a point on the hand grippable loop and thereby forming upwardly extending free-ended flexible wicket elements holding said sheets in readiness for one at a time removal, and removing the packaging sheets from the stack over said severed ends of the severed loop of the flexible binding member without tearing said sheets.
Claim 2
Dependent Claim 169 words
In a continuous process for the successive packaging of individual articles in a series of articles delivered sequentially to a packaging station, the improvement comprising the steps of: providing a stack of flattened flexible packaging sheets held assembled on an elongate flexible binding member extending through registered wicket holes in said sheets, said member defining a hand grippable severable loop between the wicket holes of the topmost sheet of said stack and a shank extending from each wicket hole in the bottommost sheet of the stack, mounting the stack of sheets on a sheet dispensing wicket base means arranged and disposed to secure the shank portions of the flexible binding member, severing the flexible binding member at a point on the hand grippable loop and thereby forming upwardly extending free-ended flexible wicket elements holding said sheets in readiness for one at a time removal, and removing the packaging sheets from the stack over said severed ends of the severed loop of the flexible binding member without tearing said sheets.
Claim 3
Dependent Claim 24 words
A method according to claim 1 wherein each unitary packaging sheet in the stack consists of a flattened closed bottom open top packaging bag.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-07-13 1985-01-12 1985-07-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-07-13 1989-01-12 1989-07-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-07-13 1993-01-12 1993-07-14 $7700.00 Window Closed / Lapsed

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