{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11475437","patent":{"patent_number":"US-11475437","title":"Method and apparatus for managing subject data based on block chain","assignee":null,"inventors":[],"filing_date":"2019-05-21T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["G06F","G06Q","G06F","G06F","G06F","H04L","H04L","H04L","G06Q","H04L","H04L","H04L"],"num_claims":10,"abstract":"Provided are a method and an apparatus for management of a block-chain-based subject data according to an exemplary embodiment of the present disclosure. A block-chain-based subject data management method which is performed by a processor of a subject data management apparatus includes: creating subject data in accordance with a request of a user device; creating first metadata related to the subject data; creating a first block including the created first metadata to store the first block in a block chain included in the subject data management apparatus; creating first code information based on information included in the first block; and storing the created first code information and the subject data in a database, and the first code information is used as address information of the database in which the subject data is stored."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for managing subject data based on block chain","description":"Provided are a method and an apparatus for management of a block-chain-based subject data according to an exemplary embodiment of the present disclosure. A block-chain-based subject data management me","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11475437","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-11475437","citation_suggestion":"Patentable. \"Method and apparatus for managing subject data based on block chain\" (US-11475437). https://patentable.app/patents/US-11475437","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11475437","json":"https://patentable.app/api/llm-context/US-11475437","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:23:05.393Z"}