De La Rue International Limited

Andrew Malcolm Macey

Malcolm Paul Baker

Adrian Donald Ash

The invention is directed toward improvements in security substrates, such as paper, used for making security documents, such as bank notes, having anti-counterfeit able features and in particular to security substrates incorporating an elongate security element and methods of making the substrate. The invention comprises a security substrate for making security documents and the like comprising a fibrous base substrate and an elongate security element at least partially embedded therein. At one surface of the security substrate one portion of the security element is exposed to provide a continuous track along the length of the security element. A plurality of other portions along at least one edge of the security element are partially covered by overlapping regions of the fibrous substrate. The invention further comprises a method of manufacturing such a security substrate.

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Hampshire, United Kingdom

Andrew Malcolm Macey