{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9781078","patent":{"patent_number":"US-9781078","title":"Managing unlinkable identifiers for controlled privacy-friendly data exchange","assignee":null,"inventors":[],"filing_date":"2016-12-06T00:00:00.000Z","publication_date":"2017-10-03T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","H04L","H04L","H04L","H04L","H04L","H04L","G06F","H04L","H04L"],"num_claims":7,"abstract":"A method for managing unlinkable database user identifiers includes distributing to a first database a first encrypted user identifier, a first database identifier, and a first database user identifier; distributing to a second database a second encrypted user identifier, a second database identifier, and a second database user identifier; receiving from the first database a third encryption and a fourth encryption, the third encryption being formed from the first encrypted user identifier, the second database identifier, and a message comprised in the fourth encryption; decrypting the third encryption thereby obtaining a decrypted value; deriving a blinded user identifier from the decrypted value; and sending the encrypted blinded user identifier and the fourth encrypted value to the second server thereby enabling the second server to compute the second database user identifier from the encrypted blinded database user identifier and the decrypted fourth encrypted value."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Managing unlinkable identifiers for controlled privacy-friendly data exchange","description":"A method for managing unlinkable database user identifiers includes distributing to a first database a first encrypted user identifier, a first database identifier, and a first database user identifie","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9781078","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-9781078","citation_suggestion":"Patentable. \"Managing unlinkable identifiers for controlled privacy-friendly data exchange\" (US-9781078). https://patentable.app/patents/US-9781078","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9781078","json":"https://patentable.app/api/llm-context/US-9781078","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:10:27.637Z"}