MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617072574 A) filed by De La Rue International Limited on June 11, 2026, for Security Devices And Methods Of Manufacture Thereof.
Inventors include Godfrey, John; and Locke, Rebecca.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: A security device is disclosed. The security device comprises: a substrate; an array of viewing elements disposed in or on the substrate; and an image layer disposed in or on the substrate and overlapping with the array of viewing elements, the image layer comprising a plurality of sets of image segments interlaced with each other, wherein each set of image segments in combination defines a respective image; wherein the array of viewing elements and the image layer cooperate with each other such that the device selectively exhibits the images in dependence on viewing angle; and wherein the image layer comprises a repeating arrangement of the plurality of sets of image segments, wherein the repeating arrangement has a repeat dimension that is larger than a pitch of the array of viewing elements such that for each of a plurality of different viewing angles of the device, a first subset of the viewing elements directs light from one of the plurality of sets of image segments to the viewer and a second subset of the viewing elements directs light from a different one of the plurality of sets of image segments to the viewer; whereby for each of a plurality of different viewing angles of the device, light from at least two different sets of image segments is directed to the viewer simultaneously. A method of manufacturing such security devices is also disclosed.
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