{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9787757","patent":{"patent_number":"US-9787757","title":"Identification of content by metadata","assignee":null,"inventors":[],"filing_date":"2016-11-22T00:00:00.000Z","publication_date":"2017-10-10T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06Q","H04L","H04L","G06F","G06F","G06F"],"num_claims":20,"abstract":"Systems and methods for identifying content in electronic messages are provided. An electronic message may include certain content. The content is detected and analyzed to identify any metadata. The metadata may include a numerical signature characterizing the content. A thumbprint is generated based on the numerical signature. The thumbprint may then be compared to thumbprints of previously received messages. The comparison allows for classification of the electronic message as spam or not spam."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Identification of content by metadata","description":"Systems and methods for identifying content in electronic messages are provided. An electronic message may include certain content. The content is detected and analyzed to identify any metadata. The m","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9787757","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-9787757","citation_suggestion":"Patentable. \"Identification of content by metadata\" (US-9787757). https://patentable.app/patents/US-9787757","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9787757","json":"https://patentable.app/api/llm-context/US-9787757","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:17:42.127Z"}