Patent US4281769A successfully refreshed from Google Patents.
← Back to Patent Explorer
US4281769A Expired / Lapsed US ⏱️ 0.0 years remaining

Packing container

Assignee: Tetra Pak Developpement SA
•
Filing: 1979-08-08
•
Granted: 1981-08-04
•
Expires: 1999-08-08
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A packing container with an expanded tubular member is disclosed. The member has a central cylindrical portion and dished end portions. A first of said end portions includes an end wall and a second of said end portions includes an edge ferrule.

Inventors

  • 👤 Rolf L. Ignell

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 15:19
CPC Classifications
B; B65; B65D; B65D23/00; B65D23/08; B65D23/0842; B29; B29C; B29C49/00; B29C49/071; B29C49/22; B29C49/24; B29C2049/2404; B29C2049/2414; B29C2049/24302; B29C2949/00; B29C2949/07; B29C2949/072; B29C2949/0722; B29C2949/0725; B29C2949/073; B29C2949/0731; B29C2949/0734; B29C2949/076; B29C2949/0768; B29C2949/077; B29C2949/0772; B29C2949/0776; B29C2949/078; B29C2949/079; B29C2949/08; B29K; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/258; B29K2995/00; B29K2995/0037; B29K2995/005; B29K2995/0053; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49826; Y10T29/49833; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918

Claims Analysis

Total Claims: 11
Claim 1
Independent Claim 98 words
A packing container comprising: an expanded tubular member having a central cylindrical portion and dished first and second end portions on respective ends of said cylindrical portion, wherein said tubular member is comprised of a laminate which includes a gas barrier layer and at least one additional layer; an end plate, said end plate having an edge groove, which edge groove receives said first end portion of said tubular member such that said end plate closes said tubular member at said first end thereof; and an edge ferrule which receives said second end portion of said tubular member.
Claim 2
Dependent Claim 98 words
A packing container comprising: an expanded tubular member having a central cylindrical portion and dished first and second end portions on respective ends of said cylindrical portion, wherein said tubular member is comprised of a laminate which includes a gas barrier layer and at least one additional layer; an end plate, said end plate having an edge groove, which edge groove receives said first end portion of said tubular member such that said end plate closes said tubular member at said first end thereof; and an edge ferrule which receives said second end portion of said tubular member.
Claim 3
Dependent Claim 25 words
The packing container according to claim 1 wherein said tubular member is oriented in its longitudinal direction and comprises a plurality of different plastic materials.
Claim 4
Dependent Claim 21 words
The packing container according to claim 1 wherein said edge ferrule is joined to said tubular member by means of folding.
Claim 5
Dependent Claim 47 words
The packing container of claim 1 wherein said tubular member is comprised of a laminate which includes a layer selected from the group consisting of polyvinyl alcohol and ethylvinyl alcohol and at least one additional layer selected from the group consisting of polypropylene, polyvinylchloride and a polyester.
Claim 6
Dependent Claim 17 words
The packing container of claim 1 wherein said edge ferrule is shaped to receive a closure cap.
Claim 7
Dependent Claim 21 words
The packing container of claim 1 further comprising an outer cylindrical casing surrounding at least a portion of said tubular member.
Claim 8
Dependent Claim 20 words
The packing container of claim 6 wherein said outer cylindrical casing surrounds said first end portion and said cylindrical portion.
Claim 9
Dependent Claim 28 words
The packing container of claim 7 further including a step-like boundary between said second end portion and said cylindrical portion with said step-like boundary abutting said cylindrical casing.
Claim 10
Dependent Claim 13 words
The packing container of claim 1 wherein said plate is a metal plate.
Claim 11
Dependent Claim 13 words
The packing container of claim 1 wherein said plate is a plastic plate.

References Cited (Backward Citations)

US2110612A Cited
US2775384A Cited
US2837245A Cited
FR1209876A Cited
US3457337A Cited
US3325030A Cited
US3578524A Cited
US3580464A Cited
US3848760A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-08-03 1985-02-02 1985-08-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-08-03 1989-02-02 1989-08-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-08-03 1993-02-02 1993-08-04 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag