Patent · US Expired

Combination base cup and bottle

US4326638A · kind A · utility

21Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 1980
Grant dateApr 27, 1982
Priority date
Expiry dateMay 16, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D23/001
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A bottle formed of a flexible plastics material such as biaxially oriented polyethylene terephthalate having a convex, generally rounded bottom incapable of supporting the bottle in a stable, upright position, and a flexible snap-on supporting cup applied to the bottom of the bottle. The base of the cup has a support surface for supporting the bottle in a stable, upright position.

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