Patent · US Expired

Plastic containers capable of surviving sterilization

US5217737A · kind A · utility

140Cited by
25References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1991
Grant dateJun 8, 1993
Priority date
Expiry dateMay 20, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D2501/0036
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Retortable high panel strength plastic containers have a recessed circular center portion in the bottom wall of the container which facilitates the volumetric changes in the container during a sterilization process. Examples of containers having this feature are disclosed as well as the cross-sectional profile of the recessed circular center portions of the bottom walls of the containers.

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