{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8505108","patent":{"patent_number":"US-8505108","title":"Authentication using a digital watermark","assignee":null,"inventors":[],"filing_date":"2002-11-01T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["G06V","G06V","G06V","G06V"],"num_claims":20,"abstract":"A method and apparatus for identifying an object include encoding physical attributes of an object where the encoded information is utilized as at least one element for composing a digital watermark for the object. In another embodiment the physical attributes of the object are utilized as a key for accessing information included in a digital watermark for the object."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Authentication using a digital watermark","description":"A method and apparatus for identifying an object include encoding physical attributes of an object where the encoded information is utilized as at least one element for composing a digital watermark f","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8505108","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-8505108","citation_suggestion":"Patentable. \"Authentication using a digital watermark\" (US-8505108). https://patentable.app/patents/US-8505108","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8505108","json":"https://patentable.app/api/llm-context/US-8505108","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:16:19.996Z"}