Process and device for authentication and/or identification
AssigneeAtt-Advanced Track & Trace
InventorsZbigniew Sagan, Alain Foucou, Jean-Pierre Massicot
Life of this patent
Estimating the term…
Abstract
The authentication process for a group of products includes, for each product: a step for marking the product to produce a mark representative of a first content and, a step of associating a data carrier to the product, the data carrier bearing an item of information representing, firstly, the first content and, secondly, a key specifically assigned to the product in the group of products, the representative item of information being, as a result, different for each product of the group.
Claims16
1-15. (canceled)
An authentication process for a group of products, which comprises, for each product:
- a step of marking said product to produce a mark representative of a first content and;
- a step of associating a data carrier to said product, said data carrier bearing an item of information representing, firstly, the first content and, secondly, a key specifically assigned to said product in said group of products, said representative item of information being, as a result, different for each product of said group.
A device for authenticating a group of products, which comprises:
- a means of marking each product to produce a mark representative of a first content and;
- a means of associating a data carrier to each product, said data carrier bearing an item of information representing, firstly, the first content and, secondly, a key specifically assigned to said product in said group of products, said representative item of information being, as a result, different for each product of said group.
Dependencies are inferred from the claim text.