US2004238403A1PendingUtilityA1

Container for food product

Priority: Aug 24, 2001Filed: Aug 23, 2002Published: Dec 2, 2004
Est. expiryAug 24, 2021(expired)· nominal 20-yr term from priority
B65D 5/2047B65D 5/28B65D 5/4279
42
PatentIndex Score
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Claims

Abstract

A container for receiving a food product and folded from a blank, the container comprising a main body defining an opening for receiving the food product and a circumjacent flange ( 11 ), and the surface of the blank forming the inner surface of the container having a plastics coating such that a plastics film can be heat sealed to the flange to create a substantially airtight container for the food product.

Claims

exact text as granted — not AI-modified
1 . A container for receiving a food product and folded from a blank, the container comprising a main body defining an opening for receiving the food product and a circumjacent flange, and the surface of the blank forming the inner surface of the container having a barrier coating such that a plastics film can be heat sealed to the flange to create a substantially airtight container for the food product.  
     
     
         2 . A container according to  claim 1 , wherein the main body of the container comprises a substantially rectangular rear portion with opposed pairs of major and minor sides, and pairs of side panels and end panels are integrally connected to the rear portion at the minor and major opposed sides respectively, the side panels having side edges which extend at oblique angles to said minor opposed sides.  
     
     
         3 . A container according to  claim 2 , wherein a webbing arrangement is provided between the side and end panels.  
     
     
         4 . A container according to  claim 3 , wherein the webbing arrangement is contiguous with the side and end panels.  
     
     
         5 . A container according to  claim 2 , wherein the adjacent side edges of the side and end panels are connected and sealed by a flap integrally formed with one of said side or end panel and extending substantially along the length of the side edge.  
     
     
         6 . A container according to  claim 2 , wherein the outermost edges of the side and end panels, which combine to define the opening of the container, each have an integral flange-forming portion.  
     
     
         7 . A container according to  claim 6 , wherein the flange-forming portions extend beyond the lateral extremity of the side and end panels, such that the flange defined by the flange-forming portions has a substantially uniform width.  
     
     
         8 . A container according to  claim 6 , wherein a radiused cut is provided in the region of the intersection between the flap edge and the flange-forming portions.  
     
     
         9 . A container according to  claim 1 , wherein the paperboard fold lines are defined by creases in the blank.  
     
     
         10 . A container according to  claim 1 , wherein cuts provided between the flaps and the side edges of the side panels in the region of the rear portion are terminated a distance short of the crease lines.  
     
     
         11 . A container according to  claim 1 , wherein the barrier coating is selected from a group of thermoplastics, such as polyethylene.  
     
     
         12 . A container according to  claim 1 , wherein the barrier coating is a water based acrylic.  
     
     
         13 . A container as described in  claim 1  having a plastics film sealed to the flange to form a substantially airtight compartment for a food product contained therein.  
     
     
         14 . A blank for forming a container as defined in  claim 1 .  
     
     
         15 . (Cancel)  
     
     
         16 . (Cancel)

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