{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9697446","patent":{"patent_number":"US-9697446","title":"Item comprising a barcode with an electromagnetic signature","assignee":null,"inventors":[],"filing_date":"2014-12-18T00:00:00.000Z","publication_date":"2017-07-04T00:00:00.000Z","cpc_codes":["G06K","G06K","G06K","G06K","G06K"],"num_claims":28,"abstract":"The present invention relates to a set of security documents. Each security document within the set having an optical code, notably a barcode, which is neither connected nor coupled to any electronic chip that may be carried by the security document. The optical code on each security document within the set encodes the same information for the same optical reader. Each security document having different respective electromagnetic signature, these signatures being unique to each of the security documents."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Item comprising a barcode with an electromagnetic signature","description":"The present invention relates to a set of security documents. Each security document within the set having an optical code, notably a barcode, which is neither connected nor coupled to any electronic ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9697446","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-9697446","citation_suggestion":"Patentable. \"Item comprising a barcode with an electromagnetic signature\" (US-9697446). https://patentable.app/patents/US-9697446","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9697446","json":"https://patentable.app/api/llm-context/US-9697446","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:52:54.040Z"}