发明名称 METHOD OF PROTECTION OF SECURITIES AND DOCUMENTS FROM FORGERY
摘要 FIELD: protection of securities and registered documents. SUBSTANCE: method of protection of documents includes marking of each copy by individual numerical code consistently taken from series of numerals and meant for application of codes on documents or securities specified in advance. Above-mentioned series is formed in correspondence with algorithm assigned beforehand from sequence of numerals made up on basis of functional dependence chosen at will. Number of significant digits in code number depends on number of units subject to marking. Digits multiple of three are used in sequence. EFFECT: enhanced reliability of protection of documents and securities from forgery.
申请公布号 RU2197394(C2) 申请公布日期 2003.01.27
申请号 RU19980115252 申请日期 1998.08.07
申请人 OBSHCHESTVO S OGRANICHENNOJ OTVETSTVENNOST'JU "RJU;OOO RJU 发明人 RATNIKOV A.JU.;JUR'EV D.N.;GUSEJNOV R.Z.;RATNIKOVA E.V.;JUR'EVA O.E.
分类号 B42D15/00;(IPC1-7):B42D15/00 主分类号 B42D15/00
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