Patent · US Expired

Oval folding carton with automatic closing bottom

US6170740A · kind A · utility

34Cited by
19References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 3, 2000
Grant dateJan 9, 2001
Priority date
Expiry dateJan 3, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D5/12
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

The present invention is directed to a one piece blank of foldable sheet material cut and scored so that it is divided into a series of connected wall forming panels which when assembled provides an oval folding carton with an automatic closing bottom for packaging an article. The present invention is also directed to a one piece oval shaped carton with an automatic closing bottom for packaging an article.

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