Patent · US Expired

Polypropylene card construction

US6905742B2 · kind B2 · utility

4Cited by
124References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 31, 2003
Grant dateJun 14, 2005
Priority date
Expiry dateJan 31, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2822
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An image retaining card is disclosed. An image retaining card in accordance with the present invention may be utilized as an identification card, a driver's license, a passport, and the like. An image retaining card in accordance with the present invention comprises a substrate structure, a cover, and an image receptive material disposed between the substrate structure and the cover. The substrate structure comprises a substrate layer and a substrate tie layer.

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