{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9697456","patent":{"patent_number":"US-9697456","title":"Optically variable security element","assignee":null,"inventors":[],"filing_date":"2014-04-28T00:00:00.000Z","publication_date":"2017-07-04T00:00:00.000Z","cpc_codes":["G06K"],"num_claims":19,"abstract":"An optically variable security element, for security papers, value documents and other data carriers, includes a single or multilayer central body having opposing first and second main surfaces, an arrangement of microlenses on the first main surface of the central body, the microlenses having a refractive effect defining a focal plane, a laser-sensitive recording layer arranged on the second main surface of the central body, a mask layer arranged between the arrangement of microlenses and the laser-sensitive recording layer and outside of the focal plane of the microlenses, and a plurality of micromarks produced in the laser-sensitive recording layer by the action of laser radiation, each micromark being associated with a microlens and being visible when the security element is viewed through the associated microlens. The mask layer comprises a macroscopic gap region that is in register with the plurality of micromarks."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optically variable security element","description":"An optically variable security element, for security papers, value documents and other data carriers, includes a single or multilayer central body having opposing first and second main surfaces, an ar","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9697456","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9697456","citation_suggestion":"Patentable. \"Optically variable security element\" (US-9697456). https://patentable.app/patents/US-9697456","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9697456","json":"https://patentable.app/api/llm-context/US-9697456","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T14:56:27.455Z"}