US Patent No: 4,828,138

Number of patents in Portfolio can not be more than 2000

Container with an opening device

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

A container having a top wall being made at least partly of a support material and being coated. The container has an opening device with a puncture line, along which the pouring spout can be torn open. The improved pouring spout having an improved impermeability to gases of the container, and according to the invention having at least at one location of the puncture line a grip means and a tear-off means made of plastic being attached inside and outside to the support material. The tear-off means is preferably molded into a hole in the top wall to have a cross-sectionally rivet-like shape and has a grip means.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
TETRA PAK FINANCE & TRADING S.A.PULLY18

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Andersson, Per M Lutry, CH 1 5

Cited Art

Patent Info (Count) # Cites Year
 
TOYO SEIKAN KAISHA, LTD. (1)
4,501,375 Easily-openable heat-seal lid 16 1984

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
TETRA LAVAL HOLDINGS & FINANCE S.A. (2)
5,829,672 Cut-out integrated closure and forming method therefor 0 1997
7,311,868 Injection moulding tool, method of injection moulding and a packaging container provided with an injection-moulded opening arrangement 1 2002
 
BEVTEK INC. (1)
6,354,062 Method of manufacture of individual beverage carton with a straw therein 11 2000
 
INTERNATIONAL PAPER COMPANY (1)
6,328,203 Opening feature for beverage container 2 2001
 
SNAPPULL TECHNOLOGIES INC. (1)
6,431,434 Individual beverage carton with a straw therein and a method of manufacture 11 1999