Patent · US Active

Container and method of manufacture

US11607833B2 · kind B2 · utility

0Cited by

21References

21Claims

0Family size

Assignee

Ring Container Technologies, LLC · US

Inventors

Paul Kelley · Arlington, US
Michael D. Green · Melbourne, AU
Douglas Miles Dygert · Olive Branch, US
Daniel M. Futral · Somerville, US

Key dates

Filing date	Nov 4, 2020
Grant date	Mar 21, 2023
Priority date	—
Expiry date	Nov 4, 2040

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2031/716
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A method for manufacturing a container includes injecting a first material into a first mold to form a top portion of a preform. The first material and a second material are injected into the first mold to form a bottom portion of the preform. The preform is disposed in a second mold. The preform is blow molded into a finished container.

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