{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9768965","patent":{"patent_number":"US-9768965","title":"Methods and apparatus for validating a digital signature","assignee":null,"inventors":[],"filing_date":"2009-05-28T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H04L","G06F","G06F","H04L","H04L","H04L","G06F"],"num_claims":20,"abstract":"Various embodiments include one or more of systems, methods, software, and data structures for validating a digital signature, wherein common information in a certification chain is maintained in one entry of a Document Secure Store (DSS). The DSS separates the Long Term Validation (LTV) information from the digital signature, allowing amendment of and addition to the LTV information in the DSS after a digital signature is applied to a document."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods and apparatus for validating a digital signature","description":"Various embodiments include one or more of systems, methods, software, and data structures for validating a digital signature, wherein common information in a certification chain is maintained in one ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9768965","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-9768965","citation_suggestion":"Patentable. \"Methods and apparatus for validating a digital signature\" (US-9768965). https://patentable.app/patents/US-9768965","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9768965","json":"https://patentable.app/api/llm-context/US-9768965","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:52:41.333Z"}