×

Secure printing method to thwart counterfeiting

  • US 7,676,038 B2
  • Filed: 03/08/2005
  • Issued: 03/09/2010
  • Est. Priority Date: 03/08/2005
  • Status: Active Grant
First Claim
Patent Images

1. A method of authenticating a target item having a security code, comprising steps of:

  • determining a first content of security information to be coded;

    determining a second content of security information to be coded;

    printing a plurality of color tiles on a target item, said plurality of color tiles defining the first content of security information; and

    printing one or more micro-markings on the target item, such that at least one micro-marking is printed on at least one of the plurality of color tiles, said one or more micro-markings defining the second content of security information.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×