Patent · US Expired

Printer system for removable machine readable code

US5489158A · kind A · utility

65Cited by
39References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 27, 1994
Grant dateFeb 6, 1996
Priority date
Expiry dateMay 27, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K2019/06253
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A numbering and reading system with record having two-dimensional erasable bar code or a removable label with a two-dimensional bar code is disclosed. The bar code can be PDF417.

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