Patent · US Expired

Security paper

US8333870B2 · kind B2 · utility

8Cited by
15References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 2003
Grant dateDec 18, 2012
Priority date
Expiry dateSep 11, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31895
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

The invention relates to a security paper for producing value documents, such as bank notes or the like, which includes a creasable, multilayer substrate having at least one paper layer and at least one film, and to a method for producing such a security paper.

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