Patent · US Expired

Paperboard container having flexible product dividing keel

US5588583A · kind A · utility

17Cited by
13References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 17, 1995
Grant dateDec 31, 1996
Priority date
Expiry dateMay 17, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D5/48022
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A paperboard multiple compartment tray-type container erectable from a blank, having a product dividing keel which provides structure as well as flexibility to the container. The container may have tapered or vertical sides. The container is formed from a die-cut and scored blank of paperboard or other sheet material, and includes locking devices which allow for mechanical forming of a multiple compartment tray without the need for adhesives.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.