Patent · US Expired

Gas permeation resistant synthetic cork closure

US6793972B2 · kind B2 · utility

0Cited by
16References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2001
Grant dateSep 21, 2004
Priority date—
Expiry dateJan 23, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/3167
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A synthetic cork closure having at least a portion thereof coated with a gas impermeable polymer coating composition.

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