Patent · US Expired

Packaging unit

US7004322B1 · kind B1 · utility

72Cited by
8References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 16, 1997
Grant dateFeb 28, 2006
Priority date
Expiry dateJun 16, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D75/5811
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Packaging unit (1) for a flowable product, comprising first and accord walls (2, 3) at least one (3) of which is concave and which are sealingly joined along their respective edges and define therebetween a cavity containing the flowable product, at least one of the walls (2, 3) being provided with a severing indication (8), severing along a line indicated by the severing indication (8) and extending from side-to-side across the packaging unit (1) opening a product outlet portion (6) of the cavity; the severing indication (8) has over at least one of two end zones thereof at respective opposite sides (9) of the unit (1) a curvedly convex profile projecting away from the cavity.

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