{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9639687","patent":{"patent_number":"US-9639687","title":"Multiply-encrypting data requiring multiple keys for decryption","assignee":null,"inventors":[],"filing_date":"2015-11-18T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","G06F","G06F","G06F","G06F","H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04L","G06F","H04L"],"num_claims":12,"abstract":"A server receives a piece of data for encryption. The server encrypts the piece of data such that no single key can decrypt the encrypted piece of data and any combination of a first multiple of unique keys taken a second multiple at a time are capable of decrypting the encrypted piece of data. Each of the first multiple of unique keys is tied to account credentials of a different user. The second multiple is less than or equal to the first multiple. The encrypted piece of data is returned."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multiply-encrypting data requiring multiple keys for decryption","description":"A server receives a piece of data for encryption. The server encrypts the piece of data such that no single key can decrypt the encrypted piece of data and any combination of a first multiple of uniqu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9639687","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-9639687","citation_suggestion":"Patentable. \"Multiply-encrypting data requiring multiple keys for decryption\" (US-9639687). https://patentable.app/patents/US-9639687","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9639687","json":"https://patentable.app/api/llm-context/US-9639687","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:35:10.570Z"}