Patent · US Expired

Tubular carton

US4109848A · kind A · utility

34Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1977
Grant dateAug 29, 1978
Priority date
Expiry dateFeb 3, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D3/02
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A tubular carton is formed from a blank of paperboard and has a side wall interconnected to a bottom wall by intermediate panels. The intermediate panels are joined to the bottom wall along convex/concave score lines.

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