Fragile stamper structures for tracing of unauthorized descendants

K. Kursawe (Inventor), B. Skoric (Inventor), P.M.R. Wortelboer (Inventor), J.B.M. Segers (Inventor), H.F.P.M. Doveren, van (Inventor)

Research output: PatentPatent publication

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Abstract

A method of preparing a master disc being arranged with a structure, comprising the step of configuring said structure so that said structure measurably changes during preparation of at least one replica from said master disc. A master disc being arranged with a structure, wherein said structure is configured to measurably change during preparation of a replica from said master disc and a method for identifying a father disc used to prepare a replica, wherein said father disc is prepared from a master disc being arranged with a structure configured to measurably change during preparation of said father disc from said master disc, said method comprising the steps of measuring a corresponding structure on said replica and analyzing the measurement to identify said father disc.
Original languageEnglish
Patent numberWO2010134015
Publication statusPublished - 25 Nov 2010

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